Section: Linux-PAM Manual (8)
:pam_timestamp.so [timestamp_timeout=number] [verbose] [debug]
When an application opens a session using pam_timestamp, a timestamp file is created in the timestampdir directory for the user. When an application attempts to authenticate the user, a pam_timestamp will treat a sufficiently recent timestamp file as grounds for succeeding.
auth sufficient pam_timestamp.so verbose auth required pam_unix.so session required pam_unix.so session optional pam_timestamp.so
pam_timestamp was written by Nalin Dahyabhai.
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