public void Decode(byte[] data) { if (data == null) { throw ExceptionUtility.ArgumentNull("data"); } try { var asnDecoder = new Asn1BerDecodeBuffer(data); var keyWrap = new GostR3410KeyWrap(); keyWrap.Decode(asnDecoder); EncryptionParamSet = Asn1ObjectIdentifier.ToOidString(keyWrap.EncryptedParameters.EncryptionParamSet); EncryptedKey = keyWrap.EncryptedKey.EncryptedKey.Value; Mac = keyWrap.EncryptedKey.MacKey.Value; Ukm = keyWrap.EncryptedParameters.Ukm.Value; } catch (Exception exception) { throw ExceptionUtility.CryptographicException(exception, Resources.Asn1DecodeError, typeof(GostR3410KeyWrap).FullName); } }