The following tools are required in order to self-sign the Napatech driver:
- openssl tool from the openssl package is used to generates public and private X.509 key pair
- sign-file script from the kernel development package is used to sign the Napatech driver
- mokutil tool from the mokutil package is used to manually enroll the public key
- keyctl tool from the keyutils packages is used to optionally show the enrolled public keys in the key ring