public static byte[] SHACalculate(ArraySegment <byte> data, SecurityPolicy policy)
{
using (System.Security.Cryptography.HashAlgorithm hashAlgorithm = UASecurity.HashAlgorithmForSecurityPolicy(policy))
{
return(hashAlgorithm.ComputeHash(data.Array, data.Offset, data.Count));
}
}
public static byte[] SHACalculate(byte[] data, SecurityPolicy policy)
{
using (System.Security.Cryptography.HashAlgorithm hashAlgorithm = UASecurity.HashAlgorithmForSecurityPolicy(policy))
{
return(hashAlgorithm.ComputeHash(data));
}
}
public static bool RsaPkcs15Sha_VerifySigned(
ArraySegment <byte> data,
byte[] signature,
X509Certificate2 cert,
SecurityPolicy policy)
{
return((cert.PublicKey.Key as RSA).VerifyHash(UASecurity.HashAlgorithmForSecurityPolicy(policy).ComputeHash(data.Array, data.Offset, data.Count), signature, UASecurity.HashStrForSecurityPolicy(policy), RSASignaturePadding.Pkcs1));
}
public static byte[] RsaPkcs15Sha_Sign(
ArraySegment <byte> data,
RSA privProvider,
SecurityPolicy policy)
{
byte[] hash = UASecurity.HashAlgorithmForSecurityPolicy(policy).ComputeHash(data.Array, data.Offset, data.Count);
return(privProvider.SignHash(hash, UASecurity.HashStrForSecurityPolicy(policy), RSASignaturePadding.Pkcs1));
}