public static AsnCertificate Decode(byte[] source, ref int pos)
{
AsnCertificate instance = new AsnCertificate();
//instance.CheckContextTag(source, ref pos);
pos++;
long len = instance.GetLength(source, ref pos);
instance.elements.Add(AsnToBeSignedCertificate.Decode(source, ref pos));
instance.elements.Add(AsnAlgorithmIdentifier.Decode(source, ref pos));
instance.elements.Add(AsnBitstring.Decode(source, ref pos));
return(instance);
}
// sign the TBS certificate with the CA key or intermediate key, returns the signed certificate ready for deployment
public AsnCertificate Sign(AsnPrivateKeyPair key)
{
AsnCertificate cert = new AsnCertificate(this);
Encode();
RSA rsa = RSA.Create();
rsa.ImportParameters(key.parameters);
cert.signatureAlgorithm.algorithmID.value = new Oid("1.2.840.113549.1.1.11"); // sha256withRSA
cert.signature = new AsnBitstring(rsa.SignData(derValue, HashAlgorithmName.SHA256, RSASignaturePadding.Pkcs1));
return(cert);
}
