2 auth required pam_unix.so
3 account required pam_unix.so
4 password required pam_cracklib.so difok=2 minlen=8 dcredit=2 ocredit=2 retry=3
5 password required pam_unix.so md5 shadow use_authtok
6 password required pam_make.so /var/db
7 session required pam_unix.so
8 session required pam_env.so
9 session required pam_limits.so change_uid
10 #session required pam_selinux.so