#!/bin/bash # grub2-unsign # Unsigns every file in /boot. Depends on grub2-verify # Author: Bandie Kojote # Licence: GNU-GPLv3 # Check if something is wrong grub2-verify if [ $? -eq 1 ] then echo -e "grub2-verify has detected a one or more bad signatures.\nPlease check for malicious software before you're unsigning everything!" exit 1 fi # Then remove the signatures. for i in `find /boot -name "*.sig"` do rm $i done echo "GRUB2 unsigned. WARNING: If you want to deactivate GRUB2's signature feature, change the check_signatures variable in the headers file!" exit 0