sbattach (1) Linux Manual Page
NAME
sbattach – UEFI secure boot detached signature tool
SYNOPSIS
sbattach ,–attach <sigfile> <efi-boot-image>/
sbattach ,–detach <sigfile> /[,–remove/] ,<efi-boot-image>/
sbattach ,–remove <efi-boot-image>/
DESCRIPTION
Attach or detach a signature file to/from a boot image
OPTIONS
–attach<sigfile>- set <sigfile> as the boot image’s signature table
–detach<sigfile>- copy the boot image’s signature table to <sigfile>
–remove- remove the boot image’s signature table from the original file
–signum- signature to operate on (defaults to first)