paillier-zk has ambiguous challenge derivation

Challenge derivation in non-interactive ZK proofs was ambiguous and that could lead to security vulnerability however, it's unknown if it could be exploited...

GHSA-FPR5-JP2J-4Q2F paillier-zk has ambiguous challenge derivation

Challenge derivation in non-interactive ZK proofs was ambiguous and that could lead to security vulnerability however, it's unknown if it could be exploited...