1. NAME▲
pam_lastlog - PAM module to display date of last login
2. SYNOPSIS ▲
pam_lastlog.so [debug] [silent] [never] [nodate] [nohost] [noterm] [nowtmp] [noupdate] [showfailed]
3. 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 /var/log/lastlog file.
Some applications may perform this function themselves. In such cases, this module is not necessary.
4. OPTIONS ▲
debug 
    Print debug information. 
silent 
    Don\'t inform the user about any previous login, just update the /var/log/lastlog file. 
never 
    If the /var/log/lastlog 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. 
5. MODULE TYPES PROVIDED ▲
Only the session module type is provided.
6. RETURN VALUES ▲
PAM_SUCCESS 
    Everything was successful. 
PAM_SERVICE_ERR 
    Internal service module error. 
PAM_USER_UNKNOWN 
    User not known. 
7. EXAMPLES ▲
Add the following line to /etc/pam.d/login to display the last login time of an user: 
 
    . 
   session  required  pam_lastlog.so nowtmp.
8. FILES ▲
/var/log/lastlog 
    Lastlog logging file 
9. SEE ALSO ▲
pam.conf(5), pam.d(5), pam(7)
10. AUTHOR ▲
pam_lastlog was written by Andrew G. Morgan <>.