public virtual void DoTest7()
{
byte[] salt = new byte[0];
RsaKeyParameters pubParameters = new RsaKeyParameters(false, mod6, pub6);
RsaKeyParameters privParameters = new RsaKeyParameters(true, mod6, pri6);
ParametersWithSalt sigParameters = new ParametersWithSalt(privParameters, salt);
RsaEngine rsa = new RsaEngine();
byte[] data;
//
// ISO 9796-2 - PSS Signing
//
Iso9796d2PssSigner eng = new Iso9796d2PssSigner(rsa, new Sha1Digest(), 0, false);
eng.Init(true, sigParameters);
eng.Update(msg7[0]);
eng.BlockUpdate(msg7, 1, msg7.Length - 1);
data = eng.GenerateSignature();
eng.Init(false, pubParameters);
if (!IsSameAs(sig7, 0, data))
{
Fail("failed ISO9796-2 generation Test 7");
}
eng.Update(msg7[0]);
eng.BlockUpdate(msg7, 1, msg7.Length - 1);
if (!eng.VerifySignature(data))
{
Fail("failed ISO9796-2 verify Test 7");
}
if (!IsSameAs(msg7, 0, eng.GetRecoveredMessage()))
{
Fail("failed ISO9796-2 recovery Test 7");
}
}
public virtual void DoTest8()
{
byte[] salt = Hex.Decode("78E293203CBA1B7F92F05F4D171FF8CA3E738FF8");
RsaKeyParameters pubParameters = new RsaKeyParameters(false, mod6, pub6);
RsaKeyParameters privParameters = new RsaKeyParameters(true, mod6, pri6);
ParametersWithSalt sigParameters = new ParametersWithSalt(privParameters, salt);
RsaEngine rsa = new RsaEngine();
byte[] data;
//
// ISO 9796-2 - PSS Signing
//
Iso9796d2PssSigner eng = new Iso9796d2PssSigner(rsa, new RipeMD160Digest(), 20, false);
eng.Init(true, sigParameters);
eng.Update(msg8[0]);
eng.BlockUpdate(msg8, 1, msg8.Length - 1);
data = eng.GenerateSignature();
eng.Init(false, pubParameters);
if (!IsSameAs(sig8, 0, data))
{
Fail("failed ISO9796-2 generation Test 8");
}
eng.Update(msg8[0]);
eng.BlockUpdate(msg8, 1, msg8.Length - 1);
if (!eng.VerifySignature(data))
{
Fail("failed ISO9796-2 verify Test 8");
}
}
public virtual void DoTest6()
{
byte[] salt = Hex.Decode("61DF870C4890FE85D6E3DD87C3DCE3723F91DB49");
RsaKeyParameters pubParameters = new RsaKeyParameters(false, mod6, pub6);
RsaKeyParameters privParameters = new RsaKeyParameters(true, mod6, pri6);
ParametersWithSalt sigParameters = new ParametersWithSalt(privParameters, salt);
RsaEngine rsa = new RsaEngine();
byte[] data;
//
// ISO 9796-2 - PSS Signing
//
Iso9796d2PssSigner eng = new Iso9796d2PssSigner(rsa, new RipeMD160Digest(), 20, true);
eng.Init(true, sigParameters);
data = eng.GenerateSignature();
eng.Init(false, pubParameters);
if (!IsSameAs(sig6, 1, data))
{
Fail("failed ISO9796-2 generation Test 6");
}
if (!eng.VerifySignature(data))
{
Fail("failed ISO9796-2 verify Test 6");
}
}