#%PAM-1.0
auth        required      pam_env.so
auth        sufficient    pam_unix.so likeauth nullok
auth        required      pam_deny.so

account     required      pam_unix.so

# If you wish to disallow unsafe passwords,
# install the pam-extra package and replace the line below with
# password    required      pam_cracklib.so retry=3
password	required	pam_unix.so nullok md5 shadow
password	sufficient	pam_unix.so nullok use_authtok md5 shadow
password	required	pam_deny.so

session		required	pam_limits.so
session		required	pam_unix.so