STIGUI
V-255943CAT II — Medium severitySV-255943r958482_rule

IBM Integrated Crypto Service Facility (ICSF) Started task(s) must be properly defined to the Started Task Table ACID for Top Secret.

Rule version TSS0-IC-000050 · STIG v9 · 2026-09-01

Discussion

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.

Check

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

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)

Identifiers

Group ID
V-255943
Group title
SRG-OS-000104-GPOS-00051
Rule ID
SV-255943r958482_rule
Check ID
C-59620r881319_chk
Fix ID
F-59563r881320_fix