IBM Integrated Crypto Service Facility (ICSF) Started task(s) must be properly defined to the Started Task Table ACID for Top Secret.
Overview
| Finding ID | Version | Rule ID | IA Controls | Severity |
| V-255943 | TSS0-IC-000050 | SV-255943r958482_rule | CCI-000764 | medium |
| Description | ||||
| Access to product resources should be restricted to only those individuals responsible for the application connectivity and who have a requirement to access these resources. Improper control of product resources could potentially compromise the operating system, ACP, and customer data. | ||||
| STIG | Date | |||
| IBM z/OS TSS Security Technical Implementation Guide | 2025-06-24 | |||
Details
Check Text (C-255943r958482_chk)
from the ISPF Command Shell enter
TSS LIST(STC)
If the IBM Integrated Crypto Service Facility (ICSF) started task(s) is (are) not defined in the TSS STC record this is a finding.
Fix Text (F-59563r881320_fix)
The IBM Integrated Crypto Service Facility (ICSF) system programmer and the IAO will ensure that a product's started task(s) is (are) properly identified and/or defined to the System ACP.
A unique ACID must be assigned for the IBM Integrated Crypto Service Facility (ICSF) started task(s) thru a corresponding STC table entry.
The following sample set of commands is shown here as a guideline:
TSS ADD(STC) PROCNAME(CSFSTART) ACID(CSFSTART)