tac_plus.pam

   1 #%PAM-1.0
   2 auth       required     /lib/security/pam_pwdb.so shadow
   3 account    required     /lib/security/pam_pwdb.so
   4 password   required     /lib/security/pam_pwdb.so nullok use_authtok shadow
   5 session    required     /lib/security/pam_pwdb.so