Each physical dongle that has been "dumped" gets a binary registry value (e.g., 00000001 , 00000002 ) containing the encrypted seed tables and vendor codes.

Modern Windows operating systems require all kernel-mode drivers to be digitally signed by Microsoft. Because MultiKey is a specialized third-party utility, it must be run under specific testing environments:

: The protected application sends an encrypted cryptographic challenge to find its physical USB dongle.