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Full Discussion: Account lockout policy
Operating Systems Linux Red Hat Account lockout policy Post 302423504 by maverick_here on Friday 21st of May 2010 07:50:18 AM
Old 05-21-2010
Account lockout policy

Hi all;

I m using Red Hat Enterprise Linux Server release 5.1 (Tikanga) and I'm trying to setup password lockout policy so that a user account locks out after 3 failed attempts.

Here are the entires of my /etc/pam.d/system-auth

Code:
#%PAM-1.0
# This file is auto-generated.
# User changes will be destroyed the next time authconfig is run.
auth        required      pam_env.so
auth        required      pam_tally.so onerr=fail no_magic_root
auth        sufficient    pam_unix.so nullok try_first_pass
auth        requisite     pam_succeed_if.so uid >= 500 quiet
auth        required      pam_deny.so

account     required      pam_unix.so
account     required      pam_tally.so deny=3 no_magic_root reset
account     sufficient    pam_succeed_if.so uid < 500 quiet
account     required      pam_permit.so

password    requisite     pam_cracklib.so try_first_pass retry=3
password    sufficient    pam_unix.so md5 shadow nullok try_first_pass use_authtok
password    required      pam_deny.so

session     optional      pam_keyinit.so revoke
session     required      pam_limits.so
session     [success=1 default=ignore] pam_succeed_if.so service in crond quiet use_uid
session     required      pam_unix.so

I have a /var/log/faillog.

How ever when i test it by failing to authenticate a user it is not locking the user account.Is there something that I'm missing.Please advise.

Regards,
Syed

Moderator's Comments:
Mod Comment Added code tags

Last edited by Scott; 05-21-2010 at 09:18 AM..
 

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PAM_WARN(8)							 Linux-PAM Manual						       PAM_WARN(8)

NAME
pam_warn - PAM module which logs all PAM items if called SYNOPSIS
pam_warn.so DESCRIPTION
pam_warn is a PAM module that logs the service, terminal, user, remote user and remote host to syslog(3). The items are not probed for, but instead obtained from the standard PAM items. The module always returns PAM_IGNORE, indicating that it does not want to affect the authentication process. OPTIONS
This module does not recognise any options. MODULE TYPES PROVIDED
The auth, account, password and session module types are provided. RETURN VALUES
PAM_IGNORE This module always returns PAM_IGNORE. EXAMPLES
#%PAM-1.0 # # If we don't have config entries for a service, the # OTHER entries are used. To be secure, warn and deny # access to everything. other auth required pam_warn.so other auth required pam_deny.so other account required pam_warn.so other account required pam_deny.so other password required pam_warn.so other password required pam_deny.so other session required pam_warn.so other session required pam_deny.so SEE ALSO
pam.conf(5), pam.d(5), pam(8) AUTHOR
pam_warn was written by Andrew G. Morgan <morgan@kernel.org>. Linux-PAM Manual 04/01/2010 PAM_WARN(8)
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