pam_issue − PAM module to add issue file to user prompt

SYNOPSIS [noesc] [issue=issue−file−name]


pam_issue is a PAM module to prepend an issue file to the username prompt. It also by default parses escape codes in the issue file similar to some common getty´s (using \x format).

Recognized escapes:


current day


name of this tty


machine architecture (uname −m)


machine´s network node hostname (uname −n)


domain name of this system


release number of operating system (uname −r)


current time


operating system name (uname −s)


number of users currently logged in


same as \u except it is suffixed with "user" or "users" (eg. "1 user" or "10 users")


operating system version and build date (uname −v)


Turns off escape code parsing.


The file to output if not using the default.

Only the auth module type is provided.


Memory buffer error.


The prompt was already changed.


A service module error occurred.


The new prompt was set successfully.

Add the following line to /etc/pam.d/login to set the user specific issue at login:

auth optional issue=/etc/issue

(5), pam.d(5), pam(8)

pam_issue was written by Ben Collins <>.


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