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

Severity	Group ID	Group Title	Version	Rule ID	Date	STIG Version
medium	V-255943	SRG-OS-000104-GPOS-00051	TSS0-IC-000050	SV-255943r958482_rule	2025-03-11	9

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.

ℹ️ 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)

✔️ 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)