public bool Verify(byte[] signature, byte[] securedInput, object key)
{
if (key is CngKey)
{
var publicKey = (CngKey)key;
try
{
return(RsaPss.Verify(securedInput, signature, publicKey, Hash, saltSize));
}
catch (CryptographicException e)
{
return(false);
}
}
if (key is RSACryptoServiceProvider)
{
//This is for backward compatibility only with 2.x
//To be removed in 3.x
var publicKey = RsaKey.New(((RSACryptoServiceProvider)key).ExportParameters(false));
try
{
return(RsaPss.Verify(securedInput, signature, publicKey, Hash, saltSize));
}
catch (CryptographicException e)
{
return(false);
}
}
if (key is RSA)
{
var publicKey = (RSA)key;
return(publicKey.VerifyData(securedInput, signature, HashAlgorithm, RSASignaturePadding.Pss));
}
throw new ArgumentException("RsaUsingSha with PSS padding alg expects key to be of either CngKey or RSA types.");
}
public byte[] Sign(byte[] securedInput, object key)
{
if (key is CngKey)
{
var privateKey = (CngKey)key;
try
{
return(RsaPss.Sign(securedInput, privateKey, Hash, saltSize));
}
catch (CryptographicException e)
{
throw new JoseException("Unable to sign content.", e);
}
}
if (key is RSACryptoServiceProvider)
{
//This is for backward compatibility only with 2.x
//To be removed in 3.x
var privateKey = RsaKey.New(((RSACryptoServiceProvider)key).ExportParameters(true));
try
{
return(RsaPss.Sign(securedInput, privateKey, Hash, saltSize));
}
catch (CryptographicException e)
{
throw new JoseException("Unable to sign content.", e);
}
}
if (key is RSA)
{
var privateKey = (RSA)key;
return(privateKey.SignData(securedInput, HashAlgorithm, RSASignaturePadding.Pss));
}
throw new ArgumentException("RsaUsingSha with PSS padding alg expects key to be of either CngKey or RSA types.");
}
