PAM_LASTLOG

Section: Linux\-PAM Manual (8)
Updated: 06/16/2009
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pam_lastlog - PAM module to display date of last login  

Synopsis

pam_lastlog.so [debug] [silent] [never] [nodate] [nohost] [noterm] [nowtmp] [noupdate] [showfailed]
 

DESCRIPTION

pam_lastlog is a PAM module to display a line of information about the last login of the user. In addition, the module maintains the FC/var/log/lastlogF[] file.

Some applications may perform this function themselves. In such cases, this module is not necessary.  

OPTIONS

debug

Print debug information.

silent

Don't inform the user about any previous login, just update the FC/var/log/lastlogF[] file.

never

If the FC/var/log/lastlogF[] file does not contain any old entries for the user, indicate that the user has never previously logged in with a welcome message.

nodate

Don't display the date of the last login.

noterm

Don't display the terminal name on which the last login was attempted.

nohost

Don't indicate from which host the last login was attempted.

nowtmp

Don't update the wtmp entry.

noupdate

Don't update any file.

showfailed

Display number of failed login attempts and the date of the last failed attempt from btmp. The date is not displayed when nodate is specified.
 

MODULE TYPES PROVIDED

Only the session module type is provided.  

RETURN VALUES

PAM_SUCCESS

Everything was successful.

PAM_SERVICE_ERR

Internal service module error.

PAM_USER_UNKNOWN

User not known.
 

EXAMPLES

Add the following line to FC/etc/pam.d/loginF[] to display the last login time of an user:



    session  required  pam_lastlog.so nowtmp
      
 

FILES

FC/var/log/lastlogF[]

Lastlog logging file
 

SEE ALSO

pam.conf(5), pam.d(5), pam(8)  

AUTHOR

pam_lastlog was written by Andrew G. Morgan <morgan@kernel.org>.