using Org.BouncyCastle.Crypto.Parameters; using Org.BouncyCastle.Math; namespace Org.BouncyCastle.Crypto.Agreement.Srp { public class Srp6VerifierGenerator { protected BigInteger N; protected BigInteger g; protected IDigest digest; public virtual void Init(BigInteger N, BigInteger g, IDigest digest) { this.N = N; this.g = g; this.digest = digest; } public virtual void Init(Srp6GroupParameters group, IDigest digest) { Init(group.N, group.G, digest); } public virtual BigInteger GenerateVerifier(byte[] salt, byte[] identity, byte[] password) { BigInteger e = Srp6Utilities.CalculateX(digest, N, salt, identity, password); return g.ModPow(e, N); } } }