explain

sei-protocol · Nov 27, 2024 · e864733 · e864733
1 parent 756335b
commit e864733
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/pkg/zkproofs/utils.go b/pkg/zkproofs/utils.go
@@ -7,9 +7,11 @@ import (
 	"github.com/coinbase/kryptology/pkg/core/curves"
 )
 
+// Generates a non-zero random scalar. The chances of generating a zero scalar are very low.
 func GenerateRandomScalar(curve *curves.Curve) (curves.Scalar, error) {
 	attempts := 0
 	scalar := curve.Scalar.Random(rand.Reader)
+	// Try 5 times to generate a non zero scalar. The chance that this fails with a normal random number generator is impossibly low.
 	for scalar.IsZero() && attempts < 5 {
 		curve.Scalar.Random(rand.Reader)
 		attempts += 1