grub-mkpasswd-pbkdf2 [,OPTION/...] [,OPTIONS/]
Generate PBKDF2 password hash.
Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.
Report bugs to <firstname.lastname@example.org>.
The full documentation for grub-mkpasswd-pbkdf2 is maintained as a Texinfo manual. If the info and grub-mkpasswd-pbkdf2 programs are properly installed at your site, the command
should give you access to the complete manual.