IBM z/OS, for PKI-based authentication, must use the ICSF or ESM for key management.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-223811 | RACF-SH-000060 | SV-223811r998380_rule | CCI-000187 | medium |
| Description | ||||
| Without mapping the certificate used to authenticate to the user account, the ability to determine the identity of the individual user or group will not be available for forensic analysis. | ||||
| STIG | Date | |||
| IBM z/OS RACF Security Technical Implementation Guide | 2025-06-24 | |||
Details
Check Text (C-223811r998380_chk)
Any keys or Certificates must be managed in ICSF or the external security manager and not in UNIX files.
From the ISPF Command Shell enter:
OMVS
enter
find / -name *.kdb
and
find / -name *.jks
If any files are present, this is a finding.
Fix Text (F-25472r998379_fix)
Define all Keys/Certificates to ICSF or the security database.
Remove all .kdb and .jks key files.