Rule version ACF2-US-000140 · STIG v9 · 2026-09-01
Configuring the operating system to implement organization-wide security implementation guides and security checklists ensures compliance with federal standards and establishes a common security baseline across DoW that reflects the most restrictive security posture consistent with operational requirements.
Refer to the IEASYS00 member of SYS1.PARMLIB.
If the parameter is specified as OMVS=xx or OMVS=(xx,xx,...) in the IEASYSxx member, this is not a finding.
If the OMVS statement is not specified, OMVS=DEFAULT is used. In minimum mode there is no access to permanent file systems or to the shell, and IBM's Communication Server TCP/IP will not run.
Configure the settings in PARMLIB and /etc for z/OS UNIX security parameters with values that conform to the specifications below:
The parameter is specified as OMVS=xx or OMVS=(xx,xx,...) in the IEASYSxx member.
Note: If the OMVS statement is not specified, OMVS=DEFAULT is used. In minimum mode there is no access to permanent file systems or to the shell, and IBM's Communication Server TCP/IP will not run.