pam_lastlog 8 Linux-PAM Manual pam_lastlog PAM module to display date of last login pam_lastlog.so debug silent never nodate nohost noterm nowtmp 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. debug Print debug information. silent Don't inform the user about any previous login, just upate 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. Only the session module type is provided. PAM_SUCCESS Everything was successfull. PAM_SERVICE_ERR Internal service module error. PAM_USER_UNKNOWN User not known. Add the following line to /etc/pam.d/login to display the last login time of an user: session required pam_lastlog.so nowtmp /var/log/lastlog Lastlog logging file pam.conf5 , pam.d5 , pam8 pam_lastlog was written by Andrew G. Morgan <morgan@kernel.org>.