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 | 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-25484r998378_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. |