"Isolated Environment" for authorized TSO command/programs means that the work is dispatched under the parallel TSO TMP task that runs authorized. All other TCBs in the same TSO address space are stopped using the "STATUS STOP" service.
Rob Scott Rocket Software ________________________________ From: IBM Mainframe Discussion List <[email protected]> on behalf of Paul Gilmartin <[email protected]> Sent: 28 July 2025 3:56 AM To: [email protected] <[email protected]> Subject: Re: IKJEFTSR anomaly EXTERNAL EMAIL On Sun, 27 Jul 2025 21:14:15 -0400, Joseph Reichman wrote: > >I have a program that is unauthorized that I assembled (from the CBT TAPE) >that is using IKJEFTSR to call an authorized program > I haven't used IKJEFTSR, but I read: <https://www.ibm.com/docs/en/zos/3.1.0?topic=facility-program-authorization-isolation<https://www.ibm.com/docs/en/zos/3.1.0?topic=facility-program-authorization-isolation>>: IKJEFTSR specifically allows you to invoke authorized functions from an unauthorized application program. It maintains system security by running an invoked authorized function in its own isolated environment. I'm curious. Does "isolated environment" mean: o A separate address space (best)? o With other tasks non-dispatchable (TSO call)? o Other (specify)? -- gil ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ================================ Rocket Software, Inc. and subsidiaries ? 77 Fourth Avenue, Waltham MA 02451 ? Main Office Toll Free Number: +1 855.577.4323 Contact Customer Support: https://my.rocketsoftware.com/RocketCommunity/RCEmailSupport Unsubscribe from Marketing Messages/Manage Your Subscription Preferences - http://www.rocketsoftware.com/manage-your-email-preferences Privacy Policy - http://www.rocketsoftware.com/company/legal/privacy-policy ================================ This communication and any attachments may contain confidential information of Rocket Software, Inc. All unauthorized use, disclosure or distribution is prohibited. If you are not the intended recipient, please notify Rocket Software immediately and destroy all copies of this communication. Thank you. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
