Advtools.ADVpki.CertificatesAuthority.GenerateSerial C# (CSharp) Method

        private byte[] GenerateSerial()
        {
            byte[] serial = Guid.NewGuid().ToByteArray();
            if((serial[0] & 0x80) == 0x80) // Have to be positive
                serial[0] -= 0x80;
            return serial;
        }