---
name: "fwupd-dbxtool"
section: "1"
platform: "linux"
package: "fwupd"
version: "2.1.9-1"
release: "Arch Linux 2026-11-01"
platforms: ["linux"]
url: "https://new.carta.tech/fwupd-dbxtool"
---

# fwupd-dbxtool(1)

modify the dbx revocation list

## NAME

**dbxtool** - modify the dbx revocation list

## SYNOPSIS

**dbxtool** \[CMD\]

## DESCRIPTION

This manual page documents briefly the **dbxtool** command.

**dbxtool** allows a user to operate on the UEFI dbx revocation list.  This tool can be used to list the current dbx contents or update it to a newer version.

## OPTIONS

The dbxtool command takes various options depending on the action.  Run **dbxtool --help** for the full list.

## BUGS

See GitHub Issues: \<https://github.com/fwupd/fwupd/issues\>

## SEE ALSO

\<[fwupdtool(1)](/fwupdtool/1.md)\> \<[fwupdmgr(1)](/fwupdmgr/1.md)\>