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JCAT-TOOL

NAME

jcat-tool − Standalone detached signature utility

DESCRIPTION

Usage:

jcat−tool [OPTIONâ.¦]

add−alias FILENAME ID ALIAS_ID

Add an alias for a specific item

export FILENAME

Exports all embedded signatures to files

import FILENAME DATA DETACHED_KEY

Import an existing signature to a file

info FILENAME

Show information about a file

remove−alias FILENAME ID ALIAS_ID

Remove an alias for a specific item

self−sign FILENAME SOURCE

Add a self−signed signature to a file

sign FILENAME SOURCE CERT PRIVKEY

Add a signature to a file

verify FILENAME [SOURCE]

Verify a signature from a file

Help Options:
−h, −−help

Show help options

Application Options:
−−version

Print the version number

−v, −−verbose

Print verbose debug statements

−−basename

Only consider the basename for the ID

−−disable−time−checks

Disable time checks when verifying

−−public−key

Location of public key used for verification

−−public−keys

Location of public key directories used for verification

−−prefix

Prefix for import and output files

−−appstream−id

Appstream ID for blob, e.g. ‘com.bbc‘

−−keyring

Keyring location, e.g. ‘/var/lib/fwupd‘