authvar - handles authenticated variables for pesign
authvar [-?] [-a|--append] [-d|--certdir=<certificate
directory path>]
[-c|--clear] [-s|--set] [-N|--namespace={<namespace>|<guid>}]
[-n|--name=<name>] [-t|--timestamp=<time>]
[-v|--value=<value>]
[-f|--valuefile=<file>] [-i|--import=<file>]
[-e|--export=<file>]
[-S|--sign=<nickname>] [-?|--help] [--usage]
authvar is a command line utility for handling
authenticated UEFI variables.
- -a, --append
- append to variable
- -d,
--certdir=<certificate directory path>
- specify nss certificate database directory (default:
"/etc/pki/pesign")
- -c, --clear
- clear variable
- -s, --set
- set variable
- -N,
--namespace={<namespace>|<guid>}
- specified variable is in <namespace> or <guid> (default:
"global")
- -n,
--name=<name>
- variable name
- -t,
--timestamp=<time>
- timestamp for the variable
- -v,
--value=<value>
- value to set or append
- -f,
--valuefile=<file>
- read value from <file>
- -i,
--import=<file>
- import variable from <file>
- -e,
--export=<file>
- export variable to <file> instead of firmware
- -S,
--sign=<nickname>
- sign variable with certificate <nickname>
- -?, --help
- Show this help message
- --usage
- Display brief usage message