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SYSTEMD-TTY-ASK-PASSWORDsystemd-tty-ask-passwSYSTEMD-TTY-ASK-PASSWORD-AGENT(1)
NAME
       systemd-tty-ask-password-agent - List or process pending systemd
       password requests
SYNOPSIS
       systemd-tty-ask-password-agent [OPTIONS...] [VARIABLE=VALUE...]
DESCRIPTION
       systemd-tty-ask-password-agent is a password agent that handles
       password requests of the system, for example for hard disk encryption
       passwords or SSL certificate passwords that need to be queried at
       boot-time or during runtime.
       systemd-tty-ask-password-agent implements the Password Agents
       Specification[1], and is one of many possible response agents which
       answer to queries formulated with systemd-ask-password(1).
OPTIONS
       The following options are understood:
       --list
           Lists all currently pending system password requests.
       --query
           Process all currently pending system password requests by querying
           the user on the calling TTY.
       --watch
           Continuously process password requests.
       --wall
           Forward password requests to wall(1) instead of querying the user
           on the calling TTY.
       --plymouth
           Ask question with plymouth(8) instead of querying the user on the
           calling TTY.
       --console
           Ask question on /dev/console instead of querying the user on the
           calling TTY.
       -h, --help
           Print a short help text and exit.
       --version
           Print a short version string and exit.
EXIT STATUS
       On success, 0 is returned, a non-zero failure code otherwise.
SEE ALSO
       systemd(1), systemctl(1), systemd-ask-password-console.service(8),
       wall(1), plymouth(8)
NOTES
        1. Password Agents Specification
           https://www.freedesktop.org/wiki/Software/systemd/PasswordAgents
systemd 239                                  SYSTEMD-TTY-ASK-PASSWORD-AGENT(1)