From 42c3b44e3f44c129bb2177276726932155aeece1 Mon Sep 17 00:00:00 2001 From: Linus Gasser Date: Mon, 26 Jun 2023 08:44:24 +0200 Subject: [PATCH] Additional votes in the structures --- evoting/lib/proto.go | 23 + .../java/ch/epfl/dedis/lib/proto/Evoting.java | 1968 ++++++++++++++++- .../js/cothority/src/protobuf/models.json | 2 +- external/proto/evoting.proto | 17 + 4 files changed, 1943 insertions(+), 67 deletions(-) diff --git a/evoting/lib/proto.go b/evoting/lib/proto.go index cb9112d84..f8e6732fa 100644 --- a/evoting/lib/proto.go +++ b/evoting/lib/proto.go @@ -13,6 +13,7 @@ import ( // type :map\[string\]string:map // type :network.ServerIdentityID:bytes // type :ElectionState:uint32 +// type :kyber.Point:bytes // import "onet.proto"; // // option java_package = "ch.epfl.dedis.lib.proto"; @@ -123,6 +124,12 @@ type Ballot struct { // ElGamal ciphertext pair. Alpha kyber.Point Beta kyber.Point + + // Additional ciphertext pairs in case there are more than 9 candidates. + // As these are slices, the resulting protobuf is backward compatible with + // the old ones. + AdditionalAlphas []kyber.Point + AdditionalBetas []kyber.Point } // Mix contains the shuffled ballots. @@ -136,6 +143,11 @@ type Mix struct { NodeID network.ServerIdentityID // Signature of the public key Signature []byte + + // Additional proofs for eventual additional ciphertexts in the Ballots. + // To keep backward-compatibility in the resulting protobuf, + // these proofs are added at the end of the structure. + AdditionalProofs [][]byte } // Partial contains the partially decrypted ballots. @@ -147,4 +159,15 @@ type Partial struct { NodeID network.ServerIdentityID // Signature of the public key Signature []byte + + // Additional points from decrypted plaintexts. + // To keep backward-compatibility in the resulting protobuf, + // these points are added at the end of the structure. + AdditionalPoints []PartialAdditional +} + +// PartialAdditional is used because protobuf cannot handle array of array of bytes. +type PartialAdditional struct { + // All additional points from a single voter. + AdditionalPoints []kyber.Point } diff --git a/external/java/src/main/java/ch/epfl/dedis/lib/proto/Evoting.java b/external/java/src/main/java/ch/epfl/dedis/lib/proto/Evoting.java index 1d4c63805..c5f1c4c81 100644 --- a/external/java/src/main/java/ch/epfl/dedis/lib/proto/Evoting.java +++ b/external/java/src/main/java/ch/epfl/dedis/lib/proto/Evoting.java @@ -9650,6 +9650,58 @@ public interface BallotOrBuilder extends * @return The beta. */ com.google.protobuf.ByteString getBeta(); + + /** + * 
+     * Additional ciphertext pairs in case there are more than 9 candidates.
+     * As these are slices, the resulting protobuf is backward compatible with
+     * the old ones.
+     *
+ * + * repeated bytes additionalalphas = 4; + * @return A list containing the additionalalphas. + */ + java.util.List getAdditionalalphasList(); + /** + * 
+     * Additional ciphertext pairs in case there are more than 9 candidates.
+     * As these are slices, the resulting protobuf is backward compatible with
+     * the old ones.
+     *
+ * + * repeated bytes additionalalphas = 4; + * @return The count of additionalalphas. + */ + int getAdditionalalphasCount(); + /** + * 
+     * Additional ciphertext pairs in case there are more than 9 candidates.
+     * As these are slices, the resulting protobuf is backward compatible with
+     * the old ones.
+     *
+ * + * repeated bytes additionalalphas = 4; + * @param index The index of the element to return. + * @return The additionalalphas at the given index. + */ + com.google.protobuf.ByteString getAdditionalalphas(int index); + + /** + * repeated bytes additionalbetas = 5; + * @return A list containing the additionalbetas. + */ + java.util.List getAdditionalbetasList(); + /** + * repeated bytes additionalbetas = 5; + * @return The count of additionalbetas. + */ + int getAdditionalbetasCount(); + /** + * repeated bytes additionalbetas = 5; + * @param index The index of the element to return. + * @return The additionalbetas at the given index. + */ + com.google.protobuf.ByteString getAdditionalbetas(int index); } /** * 
@@ -9670,6 +9722,8 @@ private Ballot(com.google.protobuf.GeneratedMessageV3.Builder builder) {
     private Ballot() {
       alpha_ = com.google.protobuf.ByteString.EMPTY;
       beta_ = com.google.protobuf.ByteString.EMPTY;
+      additionalalphas_ = java.util.Collections.emptyList();
+      additionalbetas_ = java.util.Collections.emptyList();
     }
 
     @java.lang.Override
@@ -9718,6 +9772,22 @@ private Ballot(
               beta_ = input.readBytes();
               break;
             }
+            case 34: {
+              if (!((mutable_bitField0_ & 0x00000008) != 0)) {
+                additionalalphas_ = new java.util.ArrayList();
+                mutable_bitField0_ |= 0x00000008;
+              }
+              additionalalphas_.add(input.readBytes());
+              break;
+            }
+            case 42: {
+              if (!((mutable_bitField0_ & 0x00000010) != 0)) {
+                additionalbetas_ = new java.util.ArrayList();
+                mutable_bitField0_ |= 0x00000010;
+              }
+              additionalbetas_.add(input.readBytes());
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -9733,6 +9803,12 @@ private Ballot(
         throw new com.google.protobuf.InvalidProtocolBufferException(
             e).setUnfinishedMessage(this);
       } finally {
+        if (((mutable_bitField0_ & 0x00000008) != 0)) {
+          additionalalphas_ = java.util.Collections.unmodifiableList(additionalalphas_); // C
+        }
+        if (((mutable_bitField0_ & 0x00000010) != 0)) {
+          additionalbetas_ = java.util.Collections.unmodifiableList(additionalbetas_); // C
+        }
         this.unknownFields = unknownFields.build();
         makeExtensionsImmutable();
       }
@@ -9824,6 +9900,78 @@ public com.google.protobuf.ByteString getBeta() {
       return beta_;
     }
 
+    public static final int ADDITIONALALPHAS_FIELD_NUMBER = 4;
+    private java.util.List additionalalphas_;
+    /**
+     * 
+     * Additional ciphertext pairs in case there are more than 9 candidates.
+     * As these are slices, the resulting protobuf is backward compatible with
+     * the old ones.
+     * 

+     *
+     * repeated bytes additionalalphas = 4;
+     * @return A list containing the additionalalphas.
+     */
+    @java.lang.Override
+    public java.util.List
+        getAdditionalalphasList() {
+      return additionalalphas_;
+    }
+    /**
+     * 
+     * Additional ciphertext pairs in case there are more than 9 candidates.
+     * As these are slices, the resulting protobuf is backward compatible with
+     * the old ones.
+     * 

+     *
+     * repeated bytes additionalalphas = 4;
+     * @return The count of additionalalphas.
+     */
+    public int getAdditionalalphasCount() {
+      return additionalalphas_.size();
+    }
+    /**
+     * 
+     * Additional ciphertext pairs in case there are more than 9 candidates.
+     * As these are slices, the resulting protobuf is backward compatible with
+     * the old ones.
+     * 

+     *
+     * repeated bytes additionalalphas = 4;
+     * @param index The index of the element to return.
+     * @return The additionalalphas at the given index.
+     */
+    public com.google.protobuf.ByteString getAdditionalalphas(int index) {
+      return additionalalphas_.get(index);
+    }
+
+    public static final int ADDITIONALBETAS_FIELD_NUMBER = 5;
+    private java.util.List additionalbetas_;
+    /**
+     * repeated bytes additionalbetas = 5;
+     * @return A list containing the additionalbetas.
+     */
+    @java.lang.Override
+    public java.util.List
+        getAdditionalbetasList() {
+      return additionalbetas_;
+    }
+    /**
+     * repeated bytes additionalbetas = 5;
+     * @return The count of additionalbetas.
+     */
+    public int getAdditionalbetasCount() {
+      return additionalbetas_.size();
+    }
+    /**
+     * repeated bytes additionalbetas = 5;
+     * @param index The index of the element to return.
+     * @return The additionalbetas at the given index.
+     */
+    public com.google.protobuf.ByteString getAdditionalbetas(int index) {
+      return additionalbetas_.get(index);
+    }
+
     private byte memoizedIsInitialized = -1;
     @java.lang.Override
     public final boolean isInitialized() {
@@ -9859,6 +10007,12 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
       if (((bitField0_ & 0x00000004) != 0)) {
         output.writeBytes(3, beta_);
       }
+      for (int i = 0; i < additionalalphas_.size(); i++) {
+        output.writeBytes(4, additionalalphas_.get(i));
+      }
+      for (int i = 0; i < additionalbetas_.size(); i++) {
+        output.writeBytes(5, additionalbetas_.get(i));
+      }
       unknownFields.writeTo(output);
     }
 
@@ -9880,6 +10034,24 @@ public int getSerializedSize() {
         size += com.google.protobuf.CodedOutputStream
           .computeBytesSize(3, beta_);
       }
+      {
+        int dataSize = 0;
+        for (int i = 0; i < additionalalphas_.size(); i++) {
+          dataSize += com.google.protobuf.CodedOutputStream
+            .computeBytesSizeNoTag(additionalalphas_.get(i));
+        }
+        size += dataSize;
+        size += 1 * getAdditionalalphasList().size();
+      }
+      {
+        int dataSize = 0;
+        for (int i = 0; i < additionalbetas_.size(); i++) {
+          dataSize += com.google.protobuf.CodedOutputStream
+            .computeBytesSizeNoTag(additionalbetas_.get(i));
+        }
+        size += dataSize;
+        size += 1 * getAdditionalbetasList().size();
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -9910,6 +10082,10 @@ public boolean equals(final java.lang.Object obj) {
         if (!getBeta()
             .equals(other.getBeta())) return false;
       }
+      if (!getAdditionalalphasList()
+          .equals(other.getAdditionalalphasList())) return false;
+      if (!getAdditionalbetasList()
+          .equals(other.getAdditionalbetasList())) return false;
       if (!unknownFields.equals(other.unknownFields)) return false;
       return true;
     }
@@ -9933,6 +10109,14 @@ public int hashCode() {
         hash = (37 * hash) + BETA_FIELD_NUMBER;
         hash = (53 * hash) + getBeta().hashCode();
       }
+      if (getAdditionalalphasCount() > 0) {
+        hash = (37 * hash) + ADDITIONALALPHAS_FIELD_NUMBER;
+        hash = (53 * hash) + getAdditionalalphasList().hashCode();
+      }
+      if (getAdditionalbetasCount() > 0) {
+        hash = (37 * hash) + ADDITIONALBETAS_FIELD_NUMBER;
+        hash = (53 * hash) + getAdditionalbetasList().hashCode();
+      }
       hash = (29 * hash) + unknownFields.hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -10076,6 +10260,10 @@ public Builder clear() {
         bitField0_ = (bitField0_ & ~0x00000002);
         beta_ = com.google.protobuf.ByteString.EMPTY;
         bitField0_ = (bitField0_ & ~0x00000004);
+        additionalalphas_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000008);
+        additionalbetas_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000010);
         return this;
       }
 
@@ -10116,6 +10304,16 @@ public ch.epfl.dedis.lib.proto.Evoting.Ballot buildPartial() {
           to_bitField0_ |= 0x00000004;
         }
         result.beta_ = beta_;
+        if (((bitField0_ & 0x00000008) != 0)) {
+          additionalalphas_ = java.util.Collections.unmodifiableList(additionalalphas_);
+          bitField0_ = (bitField0_ & ~0x00000008);
+        }
+        result.additionalalphas_ = additionalalphas_;
+        if (((bitField0_ & 0x00000010) != 0)) {
+          additionalbetas_ = java.util.Collections.unmodifiableList(additionalbetas_);
+          bitField0_ = (bitField0_ & ~0x00000010);
+        }
+        result.additionalbetas_ = additionalbetas_;
         result.bitField0_ = to_bitField0_;
         onBuilt();
         return result;
@@ -10174,6 +10372,26 @@ public Builder mergeFrom(ch.epfl.dedis.lib.proto.Evoting.Ballot other) {
         if (other.hasBeta()) {
           setBeta(other.getBeta());
         }
+        if (!other.additionalalphas_.isEmpty()) {
+          if (additionalalphas_.isEmpty()) {
+            additionalalphas_ = other.additionalalphas_;
+            bitField0_ = (bitField0_ & ~0x00000008);
+          } else {
+            ensureAdditionalalphasIsMutable();
+            additionalalphas_.addAll(other.additionalalphas_);
+          }
+          onChanged();
+        }
+        if (!other.additionalbetas_.isEmpty()) {
+          if (additionalbetas_.isEmpty()) {
+            additionalbetas_ = other.additionalbetas_;
+            bitField0_ = (bitField0_ & ~0x00000010);
+          } else {
+            ensureAdditionalbetasIsMutable();
+            additionalbetas_.addAll(other.additionalbetas_);
+          }
+          onChanged();
+        }
         this.mergeUnknownFields(other.unknownFields);
         onChanged();
         return this;
@@ -10367,6 +10585,218 @@ public Builder clearBeta() {
         onChanged();
         return this;
       }
+
+      private java.util.List additionalalphas_ = java.util.Collections.emptyList();
+      private void ensureAdditionalalphasIsMutable() {
+        if (!((bitField0_ & 0x00000008) != 0)) {
+          additionalalphas_ = new java.util.ArrayList(additionalalphas_);
+          bitField0_ |= 0x00000008;
+         }
+      }
+      /**
+       * 
+       * Additional ciphertext pairs in case there are more than 9 candidates.
+       * As these are slices, the resulting protobuf is backward compatible with
+       * the old ones.
+       * 

+       *
+       * repeated bytes additionalalphas = 4;
+       * @return A list containing the additionalalphas.
+       */
+      public java.util.List
+          getAdditionalalphasList() {
+        return ((bitField0_ & 0x00000008) != 0) ?
+                 java.util.Collections.unmodifiableList(additionalalphas_) : additionalalphas_;
+      }
+      /**
+       * 
+       * Additional ciphertext pairs in case there are more than 9 candidates.
+       * As these are slices, the resulting protobuf is backward compatible with
+       * the old ones.
+       * 

+       *
+       * repeated bytes additionalalphas = 4;
+       * @return The count of additionalalphas.
+       */
+      public int getAdditionalalphasCount() {
+        return additionalalphas_.size();
+      }
+      /**
+       * 
+       * Additional ciphertext pairs in case there are more than 9 candidates.
+       * As these are slices, the resulting protobuf is backward compatible with
+       * the old ones.
+       * 

+       *
+       * repeated bytes additionalalphas = 4;
+       * @param index The index of the element to return.
+       * @return The additionalalphas at the given index.
+       */
+      public com.google.protobuf.ByteString getAdditionalalphas(int index) {
+        return additionalalphas_.get(index);
+      }
+      /**
+       * 
+       * Additional ciphertext pairs in case there are more than 9 candidates.
+       * As these are slices, the resulting protobuf is backward compatible with
+       * the old ones.
+       * 

+       *
+       * repeated bytes additionalalphas = 4;
+       * @param index The index to set the value at.
+       * @param value The additionalalphas to set.
+       * @return This builder for chaining.
+       */
+      public Builder setAdditionalalphas(
+          int index, com.google.protobuf.ByteString value) {
+        if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAdditionalalphasIsMutable();
+        additionalalphas_.set(index, value);
+        onChanged();
+        return this;
+      }
+      /**
+       * 
+       * Additional ciphertext pairs in case there are more than 9 candidates.
+       * As these are slices, the resulting protobuf is backward compatible with
+       * the old ones.
+       * 

+       *
+       * repeated bytes additionalalphas = 4;
+       * @param value The additionalalphas to add.
+       * @return This builder for chaining.
+       */
+      public Builder addAdditionalalphas(com.google.protobuf.ByteString value) {
+        if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAdditionalalphasIsMutable();
+        additionalalphas_.add(value);
+        onChanged();
+        return this;
+      }
+      /**
+       * 
+       * Additional ciphertext pairs in case there are more than 9 candidates.
+       * As these are slices, the resulting protobuf is backward compatible with
+       * the old ones.
+       * 

+       *
+       * repeated bytes additionalalphas = 4;
+       * @param values The additionalalphas to add.
+       * @return This builder for chaining.
+       */
+      public Builder addAllAdditionalalphas(
+          java.lang.Iterable values) {
+        ensureAdditionalalphasIsMutable();
+        com.google.protobuf.AbstractMessageLite.Builder.addAll(
+            values, additionalalphas_);
+        onChanged();
+        return this;
+      }
+      /**
+       * 
+       * Additional ciphertext pairs in case there are more than 9 candidates.
+       * As these are slices, the resulting protobuf is backward compatible with
+       * the old ones.
+       * 

+       *
+       * repeated bytes additionalalphas = 4;
+       * @return This builder for chaining.
+       */
+      public Builder clearAdditionalalphas() {
+        additionalalphas_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000008);
+        onChanged();
+        return this;
+      }
+
+      private java.util.List additionalbetas_ = java.util.Collections.emptyList();
+      private void ensureAdditionalbetasIsMutable() {
+        if (!((bitField0_ & 0x00000010) != 0)) {
+          additionalbetas_ = new java.util.ArrayList(additionalbetas_);
+          bitField0_ |= 0x00000010;
+         }
+      }
+      /**
+       * repeated bytes additionalbetas = 5;
+       * @return A list containing the additionalbetas.
+       */
+      public java.util.List
+          getAdditionalbetasList() {
+        return ((bitField0_ & 0x00000010) != 0) ?
+                 java.util.Collections.unmodifiableList(additionalbetas_) : additionalbetas_;
+      }
+      /**
+       * repeated bytes additionalbetas = 5;
+       * @return The count of additionalbetas.
+       */
+      public int getAdditionalbetasCount() {
+        return additionalbetas_.size();
+      }
+      /**
+       * repeated bytes additionalbetas = 5;
+       * @param index The index of the element to return.
+       * @return The additionalbetas at the given index.
+       */
+      public com.google.protobuf.ByteString getAdditionalbetas(int index) {
+        return additionalbetas_.get(index);
+      }
+      /**
+       * repeated bytes additionalbetas = 5;
+       * @param index The index to set the value at.
+       * @param value The additionalbetas to set.
+       * @return This builder for chaining.
+       */
+      public Builder setAdditionalbetas(
+          int index, com.google.protobuf.ByteString value) {
+        if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAdditionalbetasIsMutable();
+        additionalbetas_.set(index, value);
+        onChanged();
+        return this;
+      }
+      /**
+       * repeated bytes additionalbetas = 5;
+       * @param value The additionalbetas to add.
+       * @return This builder for chaining.
+       */
+      public Builder addAdditionalbetas(com.google.protobuf.ByteString value) {
+        if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAdditionalbetasIsMutable();
+        additionalbetas_.add(value);
+        onChanged();
+        return this;
+      }
+      /**
+       * repeated bytes additionalbetas = 5;
+       * @param values The additionalbetas to add.
+       * @return This builder for chaining.
+       */
+      public Builder addAllAdditionalbetas(
+          java.lang.Iterable values) {
+        ensureAdditionalbetasIsMutable();
+        com.google.protobuf.AbstractMessageLite.Builder.addAll(
+            values, additionalbetas_);
+        onChanged();
+        return this;
+      }
+      /**
+       * repeated bytes additionalbetas = 5;
+       * @return This builder for chaining.
+       */
+      public Builder clearAdditionalbetas() {
+        additionalbetas_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000010);
+        onChanged();
+        return this;
+      }
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -10524,6 +10954,41 @@ ch.epfl.dedis.lib.proto.Evoting.BallotOrBuilder getBallotsOrBuilder(
      * @return The signature.
      */
     com.google.protobuf.ByteString getSignature();
+
+    /**
+     * 
+     * Additional proofs for eventual additional ciphertexts in the Ballots.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these proofs are added at the end of the structure.
+     * 

+     *
+     * repeated bytes additionalproofs = 5;
+     * @return A list containing the additionalproofs.
+     */
+    java.util.List getAdditionalproofsList();
+    /**
+     * 
+     * Additional proofs for eventual additional ciphertexts in the Ballots.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these proofs are added at the end of the structure.
+     * 

+     *
+     * repeated bytes additionalproofs = 5;
+     * @return The count of additionalproofs.
+     */
+    int getAdditionalproofsCount();
+    /**
+     * 
+     * Additional proofs for eventual additional ciphertexts in the Ballots.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these proofs are added at the end of the structure.
+     * 

+     *
+     * repeated bytes additionalproofs = 5;
+     * @param index The index of the element to return.
+     * @return The additionalproofs at the given index.
+     */
+    com.google.protobuf.ByteString getAdditionalproofs(int index);
   }
   /**
    * 
@@ -10546,6 +11011,7 @@ private Mix() {
       proof_ = com.google.protobuf.ByteString.EMPTY;
       nodeid_ = com.google.protobuf.ByteString.EMPTY;
       signature_ = com.google.protobuf.ByteString.EMPTY;
+      additionalproofs_ = java.util.Collections.emptyList();
     }
 
     @java.lang.Override
@@ -10603,6 +11069,14 @@ private Mix(
               signature_ = input.readBytes();
               break;
             }
+            case 42: {
+              if (!((mutable_bitField0_ & 0x00000010) != 0)) {
+                additionalproofs_ = new java.util.ArrayList();
+                mutable_bitField0_ |= 0x00000010;
+              }
+              additionalproofs_.add(input.readBytes());
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -10621,6 +11095,9 @@ private Mix(
         if (((mutable_bitField0_ & 0x00000001) != 0)) {
           ballots_ = java.util.Collections.unmodifiableList(ballots_);
         }
+        if (((mutable_bitField0_ & 0x00000010) != 0)) {
+          additionalproofs_ = java.util.Collections.unmodifiableList(additionalproofs_); // C
+        }
         this.unknownFields = unknownFields.build();
         makeExtensionsImmutable();
       }
@@ -10780,18 +11257,63 @@ public com.google.protobuf.ByteString getSignature() {
       return signature_;
     }
 
-    private byte memoizedIsInitialized = -1;
+    public static final int ADDITIONALPROOFS_FIELD_NUMBER = 5;
+    private java.util.List additionalproofs_;
+    /**
+     * 
+     * Additional proofs for eventual additional ciphertexts in the Ballots.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these proofs are added at the end of the structure.
+     * 

+     *
+     * repeated bytes additionalproofs = 5;
+     * @return A list containing the additionalproofs.
+     */
     @java.lang.Override
-    public final boolean isInitialized() {
-      byte isInitialized = memoizedIsInitialized;
-      if (isInitialized == 1) return true;
-      if (isInitialized == 0) return false;
-
-      if (!hasProof()) {
-        memoizedIsInitialized = 0;
-        return false;
-      }
-      if (!hasNodeid()) {
+    public java.util.List
+        getAdditionalproofsList() {
+      return additionalproofs_;
+    }
+    /**
+     * 
+     * Additional proofs for eventual additional ciphertexts in the Ballots.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these proofs are added at the end of the structure.
+     * 

+     *
+     * repeated bytes additionalproofs = 5;
+     * @return The count of additionalproofs.
+     */
+    public int getAdditionalproofsCount() {
+      return additionalproofs_.size();
+    }
+    /**
+     * 
+     * Additional proofs for eventual additional ciphertexts in the Ballots.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these proofs are added at the end of the structure.
+     * 

+     *
+     * repeated bytes additionalproofs = 5;
+     * @param index The index of the element to return.
+     * @return The additionalproofs at the given index.
+     */
+    public com.google.protobuf.ByteString getAdditionalproofs(int index) {
+      return additionalproofs_.get(index);
+    }
+
+    private byte memoizedIsInitialized = -1;
+    @java.lang.Override
+    public final boolean isInitialized() {
+      byte isInitialized = memoizedIsInitialized;
+      if (isInitialized == 1) return true;
+      if (isInitialized == 0) return false;
+
+      if (!hasProof()) {
+        memoizedIsInitialized = 0;
+        return false;
+      }
+      if (!hasNodeid()) {
         memoizedIsInitialized = 0;
         return false;
       }
@@ -10824,6 +11346,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
       if (((bitField0_ & 0x00000004) != 0)) {
         output.writeBytes(4, signature_);
       }
+      for (int i = 0; i < additionalproofs_.size(); i++) {
+        output.writeBytes(5, additionalproofs_.get(i));
+      }
       unknownFields.writeTo(output);
     }
 
@@ -10849,6 +11374,15 @@ public int getSerializedSize() {
         size += com.google.protobuf.CodedOutputStream
           .computeBytesSize(4, signature_);
       }
+      {
+        int dataSize = 0;
+        for (int i = 0; i < additionalproofs_.size(); i++) {
+          dataSize += com.google.protobuf.CodedOutputStream
+            .computeBytesSizeNoTag(additionalproofs_.get(i));
+        }
+        size += dataSize;
+        size += 1 * getAdditionalproofsList().size();
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -10881,6 +11415,8 @@ public boolean equals(final java.lang.Object obj) {
         if (!getSignature()
             .equals(other.getSignature())) return false;
       }
+      if (!getAdditionalproofsList()
+          .equals(other.getAdditionalproofsList())) return false;
       if (!unknownFields.equals(other.unknownFields)) return false;
       return true;
     }
@@ -10908,6 +11444,10 @@ public int hashCode() {
         hash = (37 * hash) + SIGNATURE_FIELD_NUMBER;
         hash = (53 * hash) + getSignature().hashCode();
       }
+      if (getAdditionalproofsCount() > 0) {
+        hash = (37 * hash) + ADDITIONALPROOFS_FIELD_NUMBER;
+        hash = (53 * hash) + getAdditionalproofsList().hashCode();
+      }
       hash = (29 * hash) + unknownFields.hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -11058,6 +11598,8 @@ public Builder clear() {
         bitField0_ = (bitField0_ & ~0x00000004);
         signature_ = com.google.protobuf.ByteString.EMPTY;
         bitField0_ = (bitField0_ & ~0x00000008);
+        additionalproofs_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000010);
         return this;
       }
 
@@ -11107,6 +11649,11 @@ public ch.epfl.dedis.lib.proto.Evoting.Mix buildPartial() {
           to_bitField0_ |= 0x00000004;
         }
         result.signature_ = signature_;
+        if (((bitField0_ & 0x00000010) != 0)) {
+          additionalproofs_ = java.util.Collections.unmodifiableList(additionalproofs_);
+          bitField0_ = (bitField0_ & ~0x00000010);
+        }
+        result.additionalproofs_ = additionalproofs_;
         result.bitField0_ = to_bitField0_;
         onBuilt();
         return result;
@@ -11191,6 +11738,16 @@ public Builder mergeFrom(ch.epfl.dedis.lib.proto.Evoting.Mix other) {
         if (other.hasSignature()) {
           setSignature(other.getSignature());
         }
+        if (!other.additionalproofs_.isEmpty()) {
+          if (additionalproofs_.isEmpty()) {
+            additionalproofs_ = other.additionalproofs_;
+            bitField0_ = (bitField0_ & ~0x00000010);
+          } else {
+            ensureAdditionalproofsIsMutable();
+            additionalproofs_.addAll(other.additionalproofs_);
+          }
+          onChanged();
+        }
         this.mergeUnknownFields(other.unknownFields);
         onChanged();
         return this;
@@ -11720,6 +12277,133 @@ public Builder clearSignature() {
         onChanged();
         return this;
       }
+
+      private java.util.List additionalproofs_ = java.util.Collections.emptyList();
+      private void ensureAdditionalproofsIsMutable() {
+        if (!((bitField0_ & 0x00000010) != 0)) {
+          additionalproofs_ = new java.util.ArrayList(additionalproofs_);
+          bitField0_ |= 0x00000010;
+         }
+      }
+      /**
+       * 
+       * Additional proofs for eventual additional ciphertexts in the Ballots.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these proofs are added at the end of the structure.
+       * 

+       *
+       * repeated bytes additionalproofs = 5;
+       * @return A list containing the additionalproofs.
+       */
+      public java.util.List
+          getAdditionalproofsList() {
+        return ((bitField0_ & 0x00000010) != 0) ?
+                 java.util.Collections.unmodifiableList(additionalproofs_) : additionalproofs_;
+      }
+      /**
+       * 
+       * Additional proofs for eventual additional ciphertexts in the Ballots.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these proofs are added at the end of the structure.
+       * 

+       *
+       * repeated bytes additionalproofs = 5;
+       * @return The count of additionalproofs.
+       */
+      public int getAdditionalproofsCount() {
+        return additionalproofs_.size();
+      }
+      /**
+       * 
+       * Additional proofs for eventual additional ciphertexts in the Ballots.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these proofs are added at the end of the structure.
+       * 

+       *
+       * repeated bytes additionalproofs = 5;
+       * @param index The index of the element to return.
+       * @return The additionalproofs at the given index.
+       */
+      public com.google.protobuf.ByteString getAdditionalproofs(int index) {
+        return additionalproofs_.get(index);
+      }
+      /**
+       * 
+       * Additional proofs for eventual additional ciphertexts in the Ballots.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these proofs are added at the end of the structure.
+       * 

+       *
+       * repeated bytes additionalproofs = 5;
+       * @param index The index to set the value at.
+       * @param value The additionalproofs to set.
+       * @return This builder for chaining.
+       */
+      public Builder setAdditionalproofs(
+          int index, com.google.protobuf.ByteString value) {
+        if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAdditionalproofsIsMutable();
+        additionalproofs_.set(index, value);
+        onChanged();
+        return this;
+      }
+      /**
+       * 
+       * Additional proofs for eventual additional ciphertexts in the Ballots.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these proofs are added at the end of the structure.
+       * 

+       *
+       * repeated bytes additionalproofs = 5;
+       * @param value The additionalproofs to add.
+       * @return This builder for chaining.
+       */
+      public Builder addAdditionalproofs(com.google.protobuf.ByteString value) {
+        if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAdditionalproofsIsMutable();
+        additionalproofs_.add(value);
+        onChanged();
+        return this;
+      }
+      /**
+       * 
+       * Additional proofs for eventual additional ciphertexts in the Ballots.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these proofs are added at the end of the structure.
+       * 

+       *
+       * repeated bytes additionalproofs = 5;
+       * @param values The additionalproofs to add.
+       * @return This builder for chaining.
+       */
+      public Builder addAllAdditionalproofs(
+          java.lang.Iterable values) {
+        ensureAdditionalproofsIsMutable();
+        com.google.protobuf.AbstractMessageLite.Builder.addAll(
+            values, additionalproofs_);
+        onChanged();
+        return this;
+      }
+      /**
+       * 
+       * Additional proofs for eventual additional ciphertexts in the Ballots.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these proofs are added at the end of the structure.
+       * 

+       *
+       * repeated bytes additionalproofs = 5;
+       * @return This builder for chaining.
+       */
+      public Builder clearAdditionalproofs() {
+        additionalproofs_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000010);
+        onChanged();
+        return this;
+      }
       @java.lang.Override
       public final Builder setUnknownFields(
           final com.google.protobuf.UnknownFieldSet unknownFields) {
@@ -11843,6 +12527,60 @@ public interface PartialOrBuilder extends
      * @return The signature.
      */
     com.google.protobuf.ByteString getSignature();
+
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    java.util.List
+        getAdditionalpointsList();
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    ch.epfl.dedis.lib.proto.Evoting.PartialAdditional getAdditionalpoints(int index);
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    int getAdditionalpointsCount();
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    java.util.List
+        getAdditionalpointsOrBuilderList();
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    ch.epfl.dedis.lib.proto.Evoting.PartialAdditionalOrBuilder getAdditionalpointsOrBuilder(
+        int index);
   }
   /**
    * 
@@ -11864,6 +12602,7 @@ private Partial() {
       points_ = java.util.Collections.emptyList();
       nodeid_ = com.google.protobuf.ByteString.EMPTY;
       signature_ = com.google.protobuf.ByteString.EMPTY;
+      additionalpoints_ = java.util.Collections.emptyList();
     }
 
     @java.lang.Override
@@ -11915,6 +12654,15 @@ private Partial(
               signature_ = input.readBytes();
               break;
             }
+            case 34: {
+              if (!((mutable_bitField0_ & 0x00000008) != 0)) {
+                additionalpoints_ = new java.util.ArrayList();
+                mutable_bitField0_ |= 0x00000008;
+              }
+              additionalpoints_.add(
+                  input.readMessage(ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.parser(), extensionRegistry));
+              break;
+            }
             default: {
               if (!parseUnknownField(
                   input, unknownFields, extensionRegistry, tag)) {
@@ -11933,6 +12681,9 @@ private Partial(
         if (((mutable_bitField0_ & 0x00000001) != 0)) {
           points_ = java.util.Collections.unmodifiableList(points_); // C
         }
+        if (((mutable_bitField0_ & 0x00000008) != 0)) {
+          additionalpoints_ = java.util.Collections.unmodifiableList(additionalpoints_);
+        }
         this.unknownFields = unknownFields.build();
         makeExtensionsImmutable();
       }
@@ -12044,6 +12795,76 @@ public com.google.protobuf.ByteString getSignature() {
       return signature_;
     }
 
+    public static final int ADDITIONALPOINTS_FIELD_NUMBER = 4;
+    private java.util.List additionalpoints_;
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    @java.lang.Override
+    public java.util.List getAdditionalpointsList() {
+      return additionalpoints_;
+    }
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    @java.lang.Override
+    public java.util.List
+        getAdditionalpointsOrBuilderList() {
+      return additionalpoints_;
+    }
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    @java.lang.Override
+    public int getAdditionalpointsCount() {
+      return additionalpoints_.size();
+    }
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    @java.lang.Override
+    public ch.epfl.dedis.lib.proto.Evoting.PartialAdditional getAdditionalpoints(int index) {
+      return additionalpoints_.get(index);
+    }
+    /**
+     * 
+     * Additional points from decrypted plaintexts.
+     * To keep backward-compatibility in the resulting protobuf,
+     * these points are added at the end of the structure.
+     * 

+     *
+     * repeated .evoting.PartialAdditional additionalpoints = 4;
+     */
+    @java.lang.Override
+    public ch.epfl.dedis.lib.proto.Evoting.PartialAdditionalOrBuilder getAdditionalpointsOrBuilder(
+        int index) {
+      return additionalpoints_.get(index);
+    }
+
     private byte memoizedIsInitialized = -1;
     @java.lang.Override
     public final boolean isInitialized() {
@@ -12075,6 +12896,9 @@ public void writeTo(com.google.protobuf.CodedOutputStream output)
       if (((bitField0_ & 0x00000002) != 0)) {
         output.writeBytes(3, signature_);
       }
+      for (int i = 0; i < additionalpoints_.size(); i++) {
+        output.writeMessage(4, additionalpoints_.get(i));
+      }
       unknownFields.writeTo(output);
     }
 
@@ -12101,6 +12925,10 @@ public int getSerializedSize() {
         size += com.google.protobuf.CodedOutputStream
           .computeBytesSize(3, signature_);
       }
+      for (int i = 0; i < additionalpoints_.size(); i++) {
+        size += com.google.protobuf.CodedOutputStream
+          .computeMessageSize(4, additionalpoints_.get(i));
+      }
       size += unknownFields.getSerializedSize();
       memoizedSize = size;
       return size;
@@ -12128,6 +12956,8 @@ public boolean equals(final java.lang.Object obj) {
         if (!getSignature()
             .equals(other.getSignature())) return false;
       }
+      if (!getAdditionalpointsList()
+          .equals(other.getAdditionalpointsList())) return false;
       if (!unknownFields.equals(other.unknownFields)) return false;
       return true;
     }
@@ -12151,6 +12981,10 @@ public int hashCode() {
         hash = (37 * hash) + SIGNATURE_FIELD_NUMBER;
         hash = (53 * hash) + getSignature().hashCode();
       }
+      if (getAdditionalpointsCount() > 0) {
+        hash = (37 * hash) + ADDITIONALPOINTS_FIELD_NUMBER;
+        hash = (53 * hash) + getAdditionalpointsList().hashCode();
+      }
       hash = (29 * hash) + unknownFields.hashCode();
       memoizedHashCode = hash;
       return hash;
@@ -12283,6 +13117,7 @@ private Builder(
       private void maybeForceBuilderInitialization() {
         if (com.google.protobuf.GeneratedMessageV3
                 .alwaysUseFieldBuilders) {
+          getAdditionalpointsFieldBuilder();
         }
       }
       @java.lang.Override
@@ -12294,6 +13129,12 @@ public Builder clear() {
         bitField0_ = (bitField0_ & ~0x00000002);
         signature_ = com.google.protobuf.ByteString.EMPTY;
         bitField0_ = (bitField0_ & ~0x00000004);
+        if (additionalpointsBuilder_ == null) {
+          additionalpoints_ = java.util.Collections.emptyList();
+          bitField0_ = (bitField0_ & ~0x00000008);
+        } else {
+          additionalpointsBuilder_.clear();
+        }
         return this;
       }
 
@@ -12335,6 +13176,15 @@ public ch.epfl.dedis.lib.proto.Evoting.Partial buildPartial() {
           to_bitField0_ |= 0x00000002;
         }
         result.signature_ = signature_;
+        if (additionalpointsBuilder_ == null) {
+          if (((bitField0_ & 0x00000008) != 0)) {
+            additionalpoints_ = java.util.Collections.unmodifiableList(additionalpoints_);
+            bitField0_ = (bitField0_ & ~0x00000008);
+          }
+          result.additionalpoints_ = additionalpoints_;
+        } else {
+          result.additionalpoints_ = additionalpointsBuilder_.build();
+        }
         result.bitField0_ = to_bitField0_;
         onBuilt();
         return result;
@@ -12400,6 +13250,32 @@ public Builder mergeFrom(ch.epfl.dedis.lib.proto.Evoting.Partial other) {
         if (other.hasSignature()) {
           setSignature(other.getSignature());
         }
+        if (additionalpointsBuilder_ == null) {
+          if (!other.additionalpoints_.isEmpty()) {
+            if (additionalpoints_.isEmpty()) {
+              additionalpoints_ = other.additionalpoints_;
+              bitField0_ = (bitField0_ & ~0x00000008);
+            } else {
+              ensureAdditionalpointsIsMutable();
+              additionalpoints_.addAll(other.additionalpoints_);
+            }
+            onChanged();
+          }
+        } else {
+          if (!other.additionalpoints_.isEmpty()) {
+            if (additionalpointsBuilder_.isEmpty()) {
+              additionalpointsBuilder_.dispose();
+              additionalpointsBuilder_ = null;
+              additionalpoints_ = other.additionalpoints_;
+              bitField0_ = (bitField0_ & ~0x00000008);
+              additionalpointsBuilder_ =
+                com.google.protobuf.GeneratedMessageV3.alwaysUseFieldBuilders ?
+                   getAdditionalpointsFieldBuilder() : null;
+            } else {
+              additionalpointsBuilder_.addAllMessages(other.additionalpoints_);
+            }
+          }
+        }
         this.mergeUnknownFields(other.unknownFields);
         onChanged();
         return this;
@@ -12664,56 +13540,1001 @@ public Builder clearSignature() {
         onChanged();
         return this;
       }
-      @java.lang.Override
-      public final Builder setUnknownFields(
-          final com.google.protobuf.UnknownFieldSet unknownFields) {
-        return super.setUnknownFields(unknownFields);
-      }
 
-      @java.lang.Override
-      public final Builder mergeUnknownFields(
-          final com.google.protobuf.UnknownFieldSet unknownFields) {
-        return super.mergeUnknownFields(unknownFields);
+      private java.util.List additionalpoints_ =
+        java.util.Collections.emptyList();
+      private void ensureAdditionalpointsIsMutable() {
+        if (!((bitField0_ & 0x00000008) != 0)) {
+          additionalpoints_ = new java.util.ArrayList(additionalpoints_);
+          bitField0_ |= 0x00000008;
+         }
       }
 
+      private com.google.protobuf.RepeatedFieldBuilderV3<
+          ch.epfl.dedis.lib.proto.Evoting.PartialAdditional, ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.Builder, ch.epfl.dedis.lib.proto.Evoting.PartialAdditionalOrBuilder> additionalpointsBuilder_;
 
-      // @@protoc_insertion_point(builder_scope:evoting.Partial)
-    }
-
-    // @@protoc_insertion_point(class_scope:evoting.Partial)
-    private static final ch.epfl.dedis.lib.proto.Evoting.Partial DEFAULT_INSTANCE;
-    static {
-      DEFAULT_INSTANCE = new ch.epfl.dedis.lib.proto.Evoting.Partial();
-    }
-
-    public static ch.epfl.dedis.lib.proto.Evoting.Partial getDefaultInstance() {
-      return DEFAULT_INSTANCE;
-    }
-
-    @java.lang.Deprecated public static final com.google.protobuf.Parser
-        PARSER = new com.google.protobuf.AbstractParser() {
-      @java.lang.Override
-      public Partial parsePartialFrom(
-          com.google.protobuf.CodedInputStream input,
-          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
-          throws com.google.protobuf.InvalidProtocolBufferException {
-        return new Partial(input, extensionRegistry);
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public java.util.List getAdditionalpointsList() {
+        if (additionalpointsBuilder_ == null) {
+          return java.util.Collections.unmodifiableList(additionalpoints_);
+        } else {
+          return additionalpointsBuilder_.getMessageList();
+        }
       }
-    };
-
-    public static com.google.protobuf.Parser parser() {
-      return PARSER;
-    }
-
-    @java.lang.Override
-    public com.google.protobuf.Parser getParserForType() {
-      return PARSER;
-    }
-
-    @java.lang.Override
-    public ch.epfl.dedis.lib.proto.Evoting.Partial getDefaultInstanceForType() {
-      return DEFAULT_INSTANCE;
-    }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public int getAdditionalpointsCount() {
+        if (additionalpointsBuilder_ == null) {
+          return additionalpoints_.size();
+        } else {
+          return additionalpointsBuilder_.getCount();
+        }
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public ch.epfl.dedis.lib.proto.Evoting.PartialAdditional getAdditionalpoints(int index) {
+        if (additionalpointsBuilder_ == null) {
+          return additionalpoints_.get(index);
+        } else {
+          return additionalpointsBuilder_.getMessage(index);
+        }
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public Builder setAdditionalpoints(
+          int index, ch.epfl.dedis.lib.proto.Evoting.PartialAdditional value) {
+        if (additionalpointsBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureAdditionalpointsIsMutable();
+          additionalpoints_.set(index, value);
+          onChanged();
+        } else {
+          additionalpointsBuilder_.setMessage(index, value);
+        }
+        return this;
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public Builder setAdditionalpoints(
+          int index, ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.Builder builderForValue) {
+        if (additionalpointsBuilder_ == null) {
+          ensureAdditionalpointsIsMutable();
+          additionalpoints_.set(index, builderForValue.build());
+          onChanged();
+        } else {
+          additionalpointsBuilder_.setMessage(index, builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public Builder addAdditionalpoints(ch.epfl.dedis.lib.proto.Evoting.PartialAdditional value) {
+        if (additionalpointsBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureAdditionalpointsIsMutable();
+          additionalpoints_.add(value);
+          onChanged();
+        } else {
+          additionalpointsBuilder_.addMessage(value);
+        }
+        return this;
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public Builder addAdditionalpoints(
+          int index, ch.epfl.dedis.lib.proto.Evoting.PartialAdditional value) {
+        if (additionalpointsBuilder_ == null) {
+          if (value == null) {
+            throw new NullPointerException();
+          }
+          ensureAdditionalpointsIsMutable();
+          additionalpoints_.add(index, value);
+          onChanged();
+        } else {
+          additionalpointsBuilder_.addMessage(index, value);
+        }
+        return this;
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public Builder addAdditionalpoints(
+          ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.Builder builderForValue) {
+        if (additionalpointsBuilder_ == null) {
+          ensureAdditionalpointsIsMutable();
+          additionalpoints_.add(builderForValue.build());
+          onChanged();
+        } else {
+          additionalpointsBuilder_.addMessage(builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public Builder addAdditionalpoints(
+          int index, ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.Builder builderForValue) {
+        if (additionalpointsBuilder_ == null) {
+          ensureAdditionalpointsIsMutable();
+          additionalpoints_.add(index, builderForValue.build());
+          onChanged();
+        } else {
+          additionalpointsBuilder_.addMessage(index, builderForValue.build());
+        }
+        return this;
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public Builder addAllAdditionalpoints(
+          java.lang.Iterable values) {
+        if (additionalpointsBuilder_ == null) {
+          ensureAdditionalpointsIsMutable();
+          com.google.protobuf.AbstractMessageLite.Builder.addAll(
+              values, additionalpoints_);
+          onChanged();
+        } else {
+          additionalpointsBuilder_.addAllMessages(values);
+        }
+        return this;
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public Builder clearAdditionalpoints() {
+        if (additionalpointsBuilder_ == null) {
+          additionalpoints_ = java.util.Collections.emptyList();
+          bitField0_ = (bitField0_ & ~0x00000008);
+          onChanged();
+        } else {
+          additionalpointsBuilder_.clear();
+        }
+        return this;
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public Builder removeAdditionalpoints(int index) {
+        if (additionalpointsBuilder_ == null) {
+          ensureAdditionalpointsIsMutable();
+          additionalpoints_.remove(index);
+          onChanged();
+        } else {
+          additionalpointsBuilder_.remove(index);
+        }
+        return this;
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.Builder getAdditionalpointsBuilder(
+          int index) {
+        return getAdditionalpointsFieldBuilder().getBuilder(index);
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public ch.epfl.dedis.lib.proto.Evoting.PartialAdditionalOrBuilder getAdditionalpointsOrBuilder(
+          int index) {
+        if (additionalpointsBuilder_ == null) {
+          return additionalpoints_.get(index);  } else {
+          return additionalpointsBuilder_.getMessageOrBuilder(index);
+        }
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public java.util.List
+           getAdditionalpointsOrBuilderList() {
+        if (additionalpointsBuilder_ != null) {
+          return additionalpointsBuilder_.getMessageOrBuilderList();
+        } else {
+          return java.util.Collections.unmodifiableList(additionalpoints_);
+        }
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.Builder addAdditionalpointsBuilder() {
+        return getAdditionalpointsFieldBuilder().addBuilder(
+            ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.getDefaultInstance());
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.Builder addAdditionalpointsBuilder(
+          int index) {
+        return getAdditionalpointsFieldBuilder().addBuilder(
+            index, ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.getDefaultInstance());
+      }
+      /**
+       * 
+       * Additional points from decrypted plaintexts.
+       * To keep backward-compatibility in the resulting protobuf,
+       * these points are added at the end of the structure.
+       * 

+       *
+       * repeated .evoting.PartialAdditional additionalpoints = 4;
+       */
+      public java.util.List
+           getAdditionalpointsBuilderList() {
+        return getAdditionalpointsFieldBuilder().getBuilderList();
+      }
+      private com.google.protobuf.RepeatedFieldBuilderV3<
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+          getAdditionalpointsFieldBuilder() {
+        if (additionalpointsBuilder_ == null) {
+          additionalpointsBuilder_ = new com.google.protobuf.RepeatedFieldBuilderV3<
+              ch.epfl.dedis.lib.proto.Evoting.PartialAdditional, ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.Builder, ch.epfl.dedis.lib.proto.Evoting.PartialAdditionalOrBuilder>(
+                  additionalpoints_,
+                  ((bitField0_ & 0x00000008) != 0),
+                  getParentForChildren(),
+                  isClean());
+          additionalpoints_ = null;
+        }
+        return additionalpointsBuilder_;
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+      @java.lang.Override
+      public final Builder setUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.setUnknownFields(unknownFields);
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+
+      @java.lang.Override
+      public final Builder mergeUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.mergeUnknownFields(unknownFields);
+      }
+
+
+      // @@protoc_insertion_point(builder_scope:evoting.Partial)
+    }
+
+    // @@protoc_insertion_point(class_scope:evoting.Partial)
+    private static final ch.epfl.dedis.lib.proto.Evoting.Partial DEFAULT_INSTANCE;
+    static {
+      DEFAULT_INSTANCE = new ch.epfl.dedis.lib.proto.Evoting.Partial();
+    }
+
+    public static ch.epfl.dedis.lib.proto.Evoting.Partial getDefaultInstance() {
+      return DEFAULT_INSTANCE;
+    }
+
+    @java.lang.Deprecated public static final com.google.protobuf.Parser
+        PARSER = new com.google.protobuf.AbstractParser() {
+      @java.lang.Override
+      public Partial parsePartialFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws com.google.protobuf.InvalidProtocolBufferException {
+        return new Partial(input, extensionRegistry);
+      }
+    };
+
+    public static com.google.protobuf.Parser parser() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Parser getParserForType() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public ch.epfl.dedis.lib.proto.Evoting.Partial getDefaultInstanceForType() {
+      return DEFAULT_INSTANCE;
+    }
+
+  }
+
+  public interface PartialAdditionalOrBuilder extends
+      // @@protoc_insertion_point(interface_extends:evoting.PartialAdditional)
+      com.google.protobuf.MessageOrBuilder {
+
+    /**
+     * repeated bytes additionalpoints = 1;
+     * @return A list containing the additionalpoints.
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+    /**
+     * repeated bytes additionalpoints = 1;
+     * @return The count of additionalpoints.
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+    /**
+     * repeated bytes additionalpoints = 1;
+     * @param index The index of the element to return.
+     * @return The additionalpoints at the given index.
+     */
+    com.google.protobuf.ByteString getAdditionalpoints(int index);
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+  /**
+   * Protobuf type {@code evoting.PartialAdditional}
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+  private static final long serialVersionUID = 0L;
+    // Use PartialAdditional.newBuilder() to construct.
+    private PartialAdditional(com.google.protobuf.GeneratedMessageV3.Builder builder) {
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+    @SuppressWarnings({"unused"})
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+      com.google.protobuf.UnknownFieldSet.Builder unknownFields =
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+    public static final com.google.protobuf.Descriptors.Descriptor
+        getDescriptor() {
+      return ch.epfl.dedis.lib.proto.Evoting.internal_static_evoting_PartialAdditional_descriptor;
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+    protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
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+      unknownFields.writeTo(output);
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+    @java.lang.Override
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+      int size = memoizedSize;
+      if (size != -1) return size;
+
+      size = 0;
+      {
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+        size += dataSize;
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+    @java.lang.Override
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+      if (!(obj instanceof ch.epfl.dedis.lib.proto.Evoting.PartialAdditional)) {
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+      ch.epfl.dedis.lib.proto.Evoting.PartialAdditional other = (ch.epfl.dedis.lib.proto.Evoting.PartialAdditional) obj;
+
+      if (!getAdditionalpointsList()
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+      if (!unknownFields.equals(other.unknownFields)) return false;
+      return true;
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+      if (memoizedHashCode != 0) {
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+      int hash = 41;
+      hash = (19 * hash) + getDescriptor().hashCode();
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+      memoizedHashCode = hash;
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+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(
+        java.nio.ByteBuffer data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(
+        java.nio.ByteBuffer data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(
+        com.google.protobuf.ByteString data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(
+        com.google.protobuf.ByteString data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(byte[] data)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data);
+    }
+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(
+        byte[] data,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws com.google.protobuf.InvalidProtocolBufferException {
+      return PARSER.parseFrom(data, extensionRegistry);
+    }
+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
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+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input, extensionRegistry);
+    }
+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseDelimitedFrom(java.io.InputStream input)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseDelimitedWithIOException(PARSER, input);
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+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseDelimitedFrom(
+        java.io.InputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseDelimitedWithIOException(PARSER, input, extensionRegistry);
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+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(
+        com.google.protobuf.CodedInputStream input)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input);
+    }
+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional parseFrom(
+        com.google.protobuf.CodedInputStream input,
+        com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+        throws java.io.IOException {
+      return com.google.protobuf.GeneratedMessageV3
+          .parseWithIOException(PARSER, input, extensionRegistry);
+    }
+
+    @java.lang.Override
+    public Builder newBuilderForType() { return newBuilder(); }
+    public static Builder newBuilder() {
+      return DEFAULT_INSTANCE.toBuilder();
+    }
+    public static Builder newBuilder(ch.epfl.dedis.lib.proto.Evoting.PartialAdditional prototype) {
+      return DEFAULT_INSTANCE.toBuilder().mergeFrom(prototype);
+    }
+    @java.lang.Override
+    public Builder toBuilder() {
+      return this == DEFAULT_INSTANCE
+          ? new Builder() : new Builder().mergeFrom(this);
+    }
+
+    @java.lang.Override
+    protected Builder newBuilderForType(
+        com.google.protobuf.GeneratedMessageV3.BuilderParent parent) {
+      Builder builder = new Builder(parent);
+      return builder;
+    }
+    /**
+     * Protobuf type {@code evoting.PartialAdditional}
+     */
+    public static final class Builder extends
+        com.google.protobuf.GeneratedMessageV3.Builder implements
+        // @@protoc_insertion_point(builder_implements:evoting.PartialAdditional)
+        ch.epfl.dedis.lib.proto.Evoting.PartialAdditionalOrBuilder {
+      public static final com.google.protobuf.Descriptors.Descriptor
+          getDescriptor() {
+        return ch.epfl.dedis.lib.proto.Evoting.internal_static_evoting_PartialAdditional_descriptor;
+      }
+
+      @java.lang.Override
+      protected com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
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+
+      // Construct using ch.epfl.dedis.lib.proto.Evoting.PartialAdditional.newBuilder()
+      private Builder() {
+        maybeForceBuilderInitialization();
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+      private Builder(
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+        super(parent);
+        maybeForceBuilderInitialization();
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+      private void maybeForceBuilderInitialization() {
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+        additionalpoints_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000001);
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+      public com.google.protobuf.Descriptors.Descriptor
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+
+      @java.lang.Override
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+        return result;
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+      @java.lang.Override
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+      @java.lang.Override
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+      @java.lang.Override
+      public Builder mergeFrom(com.google.protobuf.Message other) {
+        if (other instanceof ch.epfl.dedis.lib.proto.Evoting.PartialAdditional) {
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+          return this;
+        }
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+
+      public Builder mergeFrom(ch.epfl.dedis.lib.proto.Evoting.PartialAdditional other) {
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+        onChanged();
+        return this;
+      }
+
+      @java.lang.Override
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+      @java.lang.Override
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+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
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+          }
+        }
+        return this;
+      }
+      private int bitField0_;
+
+      private java.util.List additionalpoints_ = java.util.Collections.emptyList();
+      private void ensureAdditionalpointsIsMutable() {
+        if (!((bitField0_ & 0x00000001) != 0)) {
+          additionalpoints_ = new java.util.ArrayList(additionalpoints_);
+          bitField0_ |= 0x00000001;
+         }
+      }
+      /**
+       * repeated bytes additionalpoints = 1;
+       * @return A list containing the additionalpoints.
+       */
+      public java.util.List
+          getAdditionalpointsList() {
+        return ((bitField0_ & 0x00000001) != 0) ?
+                 java.util.Collections.unmodifiableList(additionalpoints_) : additionalpoints_;
+      }
+      /**
+       * repeated bytes additionalpoints = 1;
+       * @return The count of additionalpoints.
+       */
+      public int getAdditionalpointsCount() {
+        return additionalpoints_.size();
+      }
+      /**
+       * repeated bytes additionalpoints = 1;
+       * @param index The index of the element to return.
+       * @return The additionalpoints at the given index.
+       */
+      public com.google.protobuf.ByteString getAdditionalpoints(int index) {
+        return additionalpoints_.get(index);
+      }
+      /**
+       * repeated bytes additionalpoints = 1;
+       * @param index The index to set the value at.
+       * @param value The additionalpoints to set.
+       * @return This builder for chaining.
+       */
+      public Builder setAdditionalpoints(
+          int index, com.google.protobuf.ByteString value) {
+        if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAdditionalpointsIsMutable();
+        additionalpoints_.set(index, value);
+        onChanged();
+        return this;
+      }
+      /**
+       * repeated bytes additionalpoints = 1;
+       * @param value The additionalpoints to add.
+       * @return This builder for chaining.
+       */
+      public Builder addAdditionalpoints(com.google.protobuf.ByteString value) {
+        if (value == null) {
+    throw new NullPointerException();
+  }
+  ensureAdditionalpointsIsMutable();
+        additionalpoints_.add(value);
+        onChanged();
+        return this;
+      }
+      /**
+       * repeated bytes additionalpoints = 1;
+       * @param values The additionalpoints to add.
+       * @return This builder for chaining.
+       */
+      public Builder addAllAdditionalpoints(
+          java.lang.Iterable values) {
+        ensureAdditionalpointsIsMutable();
+        com.google.protobuf.AbstractMessageLite.Builder.addAll(
+            values, additionalpoints_);
+        onChanged();
+        return this;
+      }
+      /**
+       * repeated bytes additionalpoints = 1;
+       * @return This builder for chaining.
+       */
+      public Builder clearAdditionalpoints() {
+        additionalpoints_ = java.util.Collections.emptyList();
+        bitField0_ = (bitField0_ & ~0x00000001);
+        onChanged();
+        return this;
+      }
+      @java.lang.Override
+      public final Builder setUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.setUnknownFields(unknownFields);
+      }
+
+      @java.lang.Override
+      public final Builder mergeUnknownFields(
+          final com.google.protobuf.UnknownFieldSet unknownFields) {
+        return super.mergeUnknownFields(unknownFields);
+      }
+
+
+      // @@protoc_insertion_point(builder_scope:evoting.PartialAdditional)
+    }
+
+    // @@protoc_insertion_point(class_scope:evoting.PartialAdditional)
+    private static final ch.epfl.dedis.lib.proto.Evoting.PartialAdditional DEFAULT_INSTANCE;
+    static {
+      DEFAULT_INSTANCE = new ch.epfl.dedis.lib.proto.Evoting.PartialAdditional();
+    }
+
+    public static ch.epfl.dedis.lib.proto.Evoting.PartialAdditional getDefaultInstance() {
+      return DEFAULT_INSTANCE;
+    }
+
+    @java.lang.Deprecated public static final com.google.protobuf.Parser
+        PARSER = new com.google.protobuf.AbstractParser() {
+      @java.lang.Override
+      public PartialAdditional parsePartialFrom(
+          com.google.protobuf.CodedInputStream input,
+          com.google.protobuf.ExtensionRegistryLite extensionRegistry)
+          throws com.google.protobuf.InvalidProtocolBufferException {
+        return new PartialAdditional(input, extensionRegistry);
+      }
+    };
+
+    public static com.google.protobuf.Parser parser() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public com.google.protobuf.Parser getParserForType() {
+      return PARSER;
+    }
+
+    @java.lang.Override
+    public ch.epfl.dedis.lib.proto.Evoting.PartialAdditional getDefaultInstanceForType() {
+      return DEFAULT_INSTANCE;
+    }
 
   }
 
@@ -12772,6 +14593,11 @@ public ch.epfl.dedis.lib.proto.Evoting.Partial getDefaultInstanceForType() {
   private static final
     com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
       internal_static_evoting_Partial_fieldAccessorTable;
+  private static final com.google.protobuf.Descriptors.Descriptor
+    internal_static_evoting_PartialAdditional_descriptor;
+  private static final
+    com.google.protobuf.GeneratedMessageV3.FieldAccessorTable
+      internal_static_evoting_PartialAdditional_fieldAccessorTable;
 
   public static com.google.protobuf.Descriptors.FileDescriptor
       getDescriptor() {
@@ -12808,13 +14634,17 @@ public ch.epfl.dedis.lib.proto.Evoting.Partial getDefaultInstanceForType() {
       "\013\n\003key\030\001 \001(\t\022\r\n\005value\030\002 \001(\t:\0028\001\"X\n\006Foote" +
       "r\022\014\n\004text\030\001 \002(\t\022\024\n\014contacttitle\030\002 \002(\t\022\024\n" +
       "\014contactphone\030\003 \002(\t\022\024\n\014contactemail\030\004 \002(" +
-      "\t\"3\n\006Ballot\022\014\n\004user\030\001 \002(\r\022\r\n\005alpha\030\002 \002(\014" +
-      "\022\014\n\004beta\030\003 \002(\014\"Y\n\003Mix\022 \n\007ballots\030\001 \003(\0132\017" +
-      ".evoting.Ballot\022\r\n\005proof\030\002 \002(\014\022\016\n\006nodeid" +
-      "\030\003 \002(\014\022\021\n\tsignature\030\004 \002(\014\"<\n\007Partial\022\016\n\006" +
-      "points\030\001 \003(\014\022\016\n\006nodeid\030\002 \002(\014\022\021\n\tsignatur" +
-      "e\030\003 \002(\014B\"\n\027ch.epfl.dedis.lib.protoB\007Evot" +
-      "ing"
+      "\t\"f\n\006Ballot\022\014\n\004user\030\001 \002(\r\022\r\n\005alpha\030\002 \002(\014" +
+      "\022\014\n\004beta\030\003 \002(\014\022\030\n\020additionalalphas\030\004 \003(\014" +
+      "\022\027\n\017additionalbetas\030\005 \003(\014\"s\n\003Mix\022 \n\007ball" +
+      "ots\030\001 \003(\0132\017.evoting.Ballot\022\r\n\005proof\030\002 \002(" +
+      "\014\022\016\n\006nodeid\030\003 \002(\014\022\021\n\tsignature\030\004 \002(\014\022\030\n\020" +
+      "additionalproofs\030\005 \003(\014\"r\n\007Partial\022\016\n\006poi" +
+      "nts\030\001 \003(\014\022\016\n\006nodeid\030\002 \002(\014\022\021\n\tsignature\030\003" +
+      " \002(\014\0224\n\020additionalpoints\030\004 \003(\0132\032.evoting" +
+      ".PartialAdditional\"-\n\021PartialAdditional\022" +
+      "\030\n\020additionalpoints\030\001 \003(\014B\"\n\027ch.epfl.ded" +
+      "is.lib.protoB\007Evoting"
     };
     descriptor = com.google.protobuf.Descriptors.FileDescriptor
       .internalBuildGeneratedFileFrom(descriptorData,
@@ -12874,19 +14704,25 @@ public ch.epfl.dedis.lib.proto.Evoting.Partial getDefaultInstanceForType() {
     internal_static_evoting_Ballot_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_evoting_Ballot_descriptor,
-        new java.lang.String[] { "User", "Alpha", "Beta", });
+        new java.lang.String[] { "User", "Alpha", "Beta", "Additionalalphas", "Additionalbetas", });
     internal_static_evoting_Mix_descriptor =
       getDescriptor().getMessageTypes().get(6);
     internal_static_evoting_Mix_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_evoting_Mix_descriptor,
-        new java.lang.String[] { "Ballots", "Proof", "Nodeid", "Signature", });
+        new java.lang.String[] { "Ballots", "Proof", "Nodeid", "Signature", "Additionalproofs", });
     internal_static_evoting_Partial_descriptor =
       getDescriptor().getMessageTypes().get(7);
     internal_static_evoting_Partial_fieldAccessorTable = new
       com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
         internal_static_evoting_Partial_descriptor,
-        new java.lang.String[] { "Points", "Nodeid", "Signature", });
+        new java.lang.String[] { "Points", "Nodeid", "Signature", "Additionalpoints", });
+    internal_static_evoting_PartialAdditional_descriptor =
+      getDescriptor().getMessageTypes().get(8);
+    internal_static_evoting_PartialAdditional_fieldAccessorTable = new
+      com.google.protobuf.GeneratedMessageV3.FieldAccessorTable(
+        internal_static_evoting_PartialAdditional_descriptor,
+        new java.lang.String[] { "Additionalpoints", });
     ch.epfl.dedis.lib.proto.OnetProto.getDescriptor();
   }
 
diff --git a/external/js/cothority/src/protobuf/models.json b/external/js/cothority/src/protobuf/models.json
index f5c031f23..3724e57de 100644
--- a/external/js/cothority/src/protobuf/models.json
+++ b/external/js/cothority/src/protobuf/models.json
@@ -1 +1 @@
-{"nested":{"cothority":{},"authprox":{"options":{"java_package":"ch.epfl.dedis.lib.proto","java_outer_classname":"AuthProxProto"},"nested":{"EnrollRequest":{"fields":{"type":{"rule":"required","type":"string","id":1},"issuer":{"rule":"required","type":"string","id":2},"participants":{"rule":"repeated","type":"bytes","id":3},"longpri":{"rule":"required","type":"PriShare","id":4},"longpubs":{"rule":"repeated","type":"bytes","id":5}}},"EnrollResponse":{"fields":{}},"SignatureRequest":{"fields":{"type":{"rule":"required","type":"string","id":1},"issuer":{"rule":"required","type":"string","id":2},"authinfo":{"rule":"required","type":"bytes","id":3},"randpri":{"rule":"required","type":"PriShare","id":4},"randpubs":{"rule":"repeated","type":"bytes","id":5},"message":{"rule":"required","type":"bytes","id":6}}},"PriShare":{"fields":{}},"PartialSig":{"fields":{"partial":{"rule":"required","type":"PriShare","id":1},"sessionid":{"rule":"required","type":"bytes","id":2},"signature":{"rule":"required","type":"bytes","id":3}}},"SignatureResponse":{"fields":{"partialsignature":{"rule":"required","type":"PartialSig","id":1}}},"EnrollmentsRequest":{"fields":{"types":{"rule":"repeated","type":"string","id":1},"issuers":{"rule":"repeated","type":"string","id":2}}},"EnrollmentsResponse":{"fields":{"enrollments":{"rule":"repeated","type":"EnrollmentInfo","id":1,"options":{"packed":false}}}},"EnrollmentInfo":{"fields":{"type":{"rule":"required","type":"string","id":1},"issuer":{"rule":"required","type":"string","id":2},"public":{"rule":"required","type":"bytes","id":3}}}}},"bevm":{"options":{"java_package":"ch.epfl.dedis.lib.proto","java_outer_classname":"BEvmProto"},"nested":{"ViewCallRequest":{"fields":{"byzcoinid":{"rule":"required","type":"bytes","id":1},"bevminstanceid":{"rule":"required","type":"bytes","id":2},"accountaddress":{"rule":"required","type":"bytes","id":3},"contractaddress":{"rule":"required","type":"bytes","id":4},"calldata":{"rule":"required","type":"bytes","id":5},"minblockindex":{"rule":"required","type":"sint32","id":6}}},"ViewCallResponse":{"fields":{"result":{"rule":"required","type":"bytes","id":1}}}}},"byzcoin":{"options":{"java_package":"ch.epfl.dedis.lib.proto","java_outer_classname":"ByzCoinProto"},"nested":{"GetAllByzCoinIDsRequest":{"fields":{}},"GetAllByzCoinIDsResponse":{"fields":{"ids":{"rule":"repeated","type":"bytes","id":1}}},"DataHeader":{"fields":{"trieroot":{"rule":"required","type":"bytes","id":1},"clienttransactionhash":{"rule":"required","type":"bytes","id":2},"statechangeshash":{"rule":"required","type":"bytes","id":3},"timestamp":{"rule":"required","type":"sint64","id":4},"version":{"type":"sint32","id":5}}},"DataBody":{"fields":{"txresults":{"rule":"repeated","type":"TxResult","id":1,"options":{"packed":false}}}},"CreateGenesisBlock":{"fields":{"version":{"rule":"required","type":"sint32","id":1},"roster":{"rule":"required","type":"onet.Roster","id":2},"genesisdarc":{"rule":"required","type":"darc.Darc","id":3},"blockinterval":{"rule":"required","type":"sint64","id":4},"maxblocksize":{"type":"sint32","id":5},"darccontractids":{"rule":"repeated","type":"string","id":6}}},"CreateGenesisBlockResponse":{"fields":{"version":{"rule":"required","type":"sint32","id":1},"skipblock":{"type":"skipchain.SkipBlock","id":2}}},"AddTxRequest":{"fields":{"version":{"rule":"required","type":"sint32","id":1},"skipchainid":{"rule":"required","type":"bytes","id":2},"transaction":{"rule":"required","type":"ClientTransaction","id":3},"inclusionwait":{"type":"sint32","id":4},"prooffrom":{"type":"bytes","id":5},"flags":{"type":"sint32","id":6}}},"AddTxResponse":{"fields":{"version":{"rule":"required","type":"sint32","id":1},"error":{"type":"string","id":2},"proof":{"type":"Proof","id":3}}},"GetProof":{"fields":{"version":{"rule":"required","type":"sint32","id":1},"key":{"rule":"required","type":"bytes","id":2},"id":{"rule":"required","type":"bytes","id":3},"mustcontainblock":{"type":"bytes","id":4}}},"GetProofResponse":{"fields":{"version":{"rule":"required","type":"sint32","id":1},"proof":{"rule":"required","type":"Proof","id":2}}},"CheckAuthorization":{"fields":{"version":{"rule":"required","type":"sint32","id":1},"byzcoinid":{"rule":"required","type":"bytes","id":2},"darcid":{"rule":"required","type":"bytes","id":3},"identities":{"rule":"repeated","type":"darc.Identity","id":4,"options":{"packed":false}}}},"CheckAuthorizationResponse":{"fields":{"actions":{"rule":"repeated","type":"string","id":1}}},"ChainConfig":{"fields":{"blockinterval":{"rule":"required","type":"sint64","id":1},"roster":{"rule":"required","type":"onet.Roster","id":2},"maxblocksize":{"rule":"required","type":"sint32","id":3},"darccontractids":{"rule":"repeated","type":"string","id":4}}},"Proof":{"fields":{"inclusionproof":{"rule":"required","type":"trie.Proof","id":1},"latest":{"rule":"required","type":"skipchain.SkipBlock","id":2},"links":{"rule":"repeated","type":"skipchain.ForwardLink","id":3,"options":{"packed":false}}}},"Instruct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diff --git a/external/proto/evoting.proto b/external/proto/evoting.proto
index e690d72f5..1e05b1aa4 100644
--- a/external/proto/evoting.proto
+++ b/external/proto/evoting.proto
@@ -101,6 +101,11 @@ message Ballot {
   // ElGamal ciphertext pair.
   required bytes alpha = 2;
   required bytes beta = 3;
+  // Additional ciphertext pairs in case there are more than 9 candidates.
+  // As these are slices, the resulting protobuf is backward compatible with
+  // the old ones.
+  repeated bytes additionalalphas = 4;
+  repeated bytes additionalbetas = 5;
 }
 
 // Mix contains the shuffled ballots.
@@ -113,6 +118,10 @@ message Mix {
   required bytes nodeid = 3;
   // Signature of the public key
   required bytes signature = 4;
+  // Additional proofs for eventual additional ciphertexts in the Ballots.
+  // To keep backward-compatibility in the resulting protobuf,
+  // these proofs are added at the end of the structure.
+  repeated bytes additionalproofs = 5;
 }
 
 // Partial contains the partially decrypted ballots.
@@ -123,4 +132,12 @@ message Partial {
   required bytes nodeid = 2;
   // Signature of the public key
   required bytes signature = 3;
+  // Additional points from decrypted plaintexts.
+  // To keep backward-compatibility in the resulting protobuf,
+  // these points are added at the end of the structure.
+  repeated PartialAdditional additionalpoints = 4;
+}
+
+message PartialAdditional {
+  repeated bytes additionalpoints = 1;
 }