public string Sign(byte[] @object, RSAParameters privateKey) =>
RSACryptoServiceProviderExtensions.Using(rsa => rsa
.ImportKey(privateKey)
.SignData(
@object,
HashAlgorithmName.SHA256,
RSASignaturePadding.Pkcs1)
.ToBase64String()
);
public bool Verify(byte[] @object, string signature, RSAParameters publicKey) =>
signature.BytesFromBase64().Map(s =>
RSACryptoServiceProviderExtensions.Using(rsa => rsa
.ImportKey(publicKey)
.VerifyData(
@object,
s,
HashAlgorithmName.SHA256,
RSASignaturePadding.Pkcs1))
).Match(l => false, r => r);