IBM Z Hardware and Operating Systems Ideas Portal


This is the public portal for all IBM Z Hardware and Operating System related offerings. To view all of your ideas submitted to IBM, create and manage groups of Ideas, or create an idea explicitly set to be either visible by all (public) or visible only to you and IBM (private), use the IBM Unified Ideas Portal (https://ideas.ibm.com).


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z/OS

Showing 3126 of 3750

Client Certificate validation on AT-TLS Server with client authentication

In AT-TLS, when the HandshakeRole parameter is set to ServerWithClientAuth, a certificate request is sent to the client during the handshake. The client can send its certificate to the server, which can then validate the certificate. The level of ...
3 days ago in z/OS / Communications Server 0 Under review

IEBPTPCH includes a module IEBPPCH1 which includes SIIS coding and it causes increase CPU TIME under z15 or z16.

This client migrated hardware from zEC12 to z15 and z16 with z/OS V2R1 to V2R5. IEBPTPCH CPU time increased four times after migration of hardware and z/OS. We opened a case as TS019579686 and SME recommended us to open IBM ideas as follows. From ...
12 days ago in z/OS / DFSMS Utilities 0 Submitted

Add an error message to the chown command if user is lacking a uid or OMVS segment

You can't set a user as owner of a z/OS Unix file with chown if they don't have a UID in their OMVS segment, yet the command gives no feedback if this occurs, this means you can think you set someone as owner without actually being able to do it a...
13 days ago in z/OS / USS 3 Submitted

Please provide full out-of-the box support for AD & Azure Entra integration with full availability decoupling

As per of full out-out-of-box RACF integration to AD & Azure Entra, we need all capabilities to be supported including AD user ID and passwords logins mapped to RACF accounts & passwords for availability decoupling (along will full lifecyc...
about 11 hours ago in z/OS / RACF 0 Submitted

Add error message to the chgrp command if group has no gid

I suggest adding an error message to the chgrp command if the group has no gid or no OMVS segment. <insert incomprehensible IBM error code> Group has no GID, command failed And another error message if the group has no OMVS segment <inser...
13 days ago in z/OS / USS 2 Submitted

Add a Shell Pipefail Option

The USS Shell does not support a pipefail option on other linux i have a shell option -o pipefail This setting prevents errors in a pipeline from being masked. If any command in a pipeline fails, that return code will be used as the return code of...
3 days ago in z/OS / Shell & Utilities 0 Submitted

RACF - RSA 8192-bit Modulus CCA service updates

Recently support of 8192-bit modulus for RSA has been released for CCA services. Please see as well the IBM blogpost here: https://community.ibm.com/community/user/blogs/richard-kisley1/2025/06/26/cca-84-for-ibm-z17-z16-ml-kem-ml-dsa#:~:text=ICSF%...
7 days ago in z/OS / RACF 0 Submitted

Check that RVARY password is regularly changed by administrator

In order to keep systems secure and avoid static unchanged password for RVARY commands it would be nice if we could audit the fact when RVARY password was last changed. In past it was visible that hash in RCVT changed, for security reasons is no l...
19 days ago in z/OS / RACF 1 Submitted

RACF certificate mirroring for z/OS Unix

More and more tools are being ported to z/OS that cannot interface with RACF, which is annoying because sometimes RACF already has some of the certificates these tools need in a keyring. It would be cool if we could somehow define that a keyring s...
4 days ago in z/OS / RACF 0 Submitted

Add sudo command into the base install USS security

Integrating sudo like Linux has would improve security by being able to use superuser privileges on a case-by-case basis rather than having all of your commands be superuser authorized. We'd also be able to set restrictions and timeouts in the sud...
6 months ago in z/OS / Ported Tools 8 Planned for future release

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