File common-account.pamd of Package pam

#
# /etc/pam.d/common-account - account settings common to all services
#
# This file is included from other service-specific PAM config files,
# and should contain a list of the account modules that define
# the central access policy for use on the system.  The default is to
# only deny service to users whose accounts are expired.
#
account	required	pam_unix.so	try_first_pass