The program grub-mkpasswd-pbkdf2
generates password hashes for
GRUB (see Security).
grub-mkpasswd-pbkdf2
grub-mkpasswd-pbkdf2
accepts the following options:
Number of iterations of the underlying pseudo-random function. Defaults to 10000.
Length of the generated hash. Defaults to 64.
Length of the salt. Defaults to 64.