ALMA-09-008050 - AlmaLinux OS 9 must log username information when unsuccessful logon attempts occur.

Information

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

Solution

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

See Also

https://dl.dod.cyber.mil/wp-content/uploads/stigs/zip/U_CL_AlmaLinux_OS_9_V1R6_STIG.zip