//converts from RSA Public Key format to X509 Subject Key Info format private string Rsa2X509Convert(string rsaPublicKey) { using (RsaKey rsaKey = new CryptRsaKey()) { rsaKey.Init(); var key = Encoder.DecodeToBytes(rsaPublicKey, EncodeMethod.Base64); rsaKey.SetRsaPublicKey(key); key = rsaKey.GetPublicKeyInfo(); var result = Encoder.Encode(key, EncodeMethod.Base64); return(result); } }
//converts from RSA Public Key PEM format to X509 Subject Key Info PEM format private string Rsa2X509PemConvert(string rsaPublicKey) { using (RsaKey rsaKey = new CryptRsaKey()) using (CryptEncoder encoder = new CryptEncoder()) { rsaKey.Init(); var key = encoder.Decode(rsaPublicKey); rsaKey.SetRsaPublicKey(key); key = rsaKey.GetPublicKeyInfo(); var result = encoder.Encode(key); return(result); } }