Cloud Linux AlmaLinux OS 9 Security Technical Implementation Guide

The Cloud Linux AlmaLinux OS 9 Security Technical Implementation Guide (V1 R8) has 439 STIG checks. New to STIG checklists? Read What is a STIG checklist?, CKL vs CKLB, and STIG vs SCAP benchmark.

Find STIG checks

439STIG checks

Search filters this STIG's checks locally. Separate terms must all match (use quotes for an exact phrase). A search you ran on the Search page carries over here.

Severity

Version

V1 · R8

CurrentPublished Wed Sep 30 2026

AlmaLinux OS 9 must log username information when unsuccessful logon attempts occur.

Cloud Linux AlmaLinux OS 9 Security Technical Implementation Guide

Assessment Title

Rule Text

AlmaLinux OS 9 must log username information when unsuccessful logon attempts occur.

Description

Discussion Text

Without auditing of these events, it may be harder or impossible to identify what an attacker did after an attack.

Satisfies: SRG-OS-000021-GPOS-00005, SRG-OS-000470-GPOS-00214

New to STIG checklists? Read What is a STIG checklist? and CKL vs CKLB.

Objective

V-269152

Rule

SV-269152r1050034_rule

Severity

medium

Rule Version

ALMA-09-008050

Documentable

false

IA Controls

NIST SP 800-53

Rev 5

Assessment Procedure

Check Text

Verify the "/etc/security/faillock.conf" file is configured to log username information when unsuccessful logon attempts occur with the following command:

$ grep audit /etc/security/faillock.conf

audit

If the "audit" option is not set, is missing, or is commented out, this is a finding.

Implementation Procedure

Fix Text

Configure AlmaLinux OS 9 to log username information when unsuccessful logon attempts occur.

Add/modify the "/etc/security/faillock.conf" file to match the following line:

audit

STIG check 46 of 439 in the Cloud Linux AlmaLinux OS 9 STIG checklist

← Previous · V-269151AlmaLinux OS 9 must configure the use of the pam_faillock.so module in the /etc/pam.d/password-auth file.Next · V-269153 →AlmaLinux OS 9 must maintain an account lock until the locked account is manually released by an administrator; and not automatically after a set time.