#%PAM-1.0
 
auth       required    /lib/security/pam_securetty.so 
auth       required    /lib/security/pam_stack.so service=system-auth 
auth       required    /lib/security/pam_nologin.so 
 
account    required    /lib/security/pam_stack.so service=system-auth 
 
password   required    /lib/security/pam_stack.so service=system-auth 
 
session    required    /lib/security/pam_stack.so service=system-auth 
session    optional    /lib/security/pam_console.so