public override int Encode(Asn1BerEncodeBuffer buffer, bool explicitTagging)
        {
            var len = 0;

            len += SubjectPublicKey.Encode(buffer, true);
            len += Algorithm.Encode(buffer, true);

            if (explicitTagging)
            {
                len += buffer.EncodeTagAndLength(Asn1Tag.Sequence, len);
            }

            return(len);
        }