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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Core Infrastructure

Showing 3119 of 3746

Allow System Symbols in PAGENT Konfiguration files

Currently, it is not possible to use system symbols in the PAGENT configuration files. It would be advantageous if it were possible to use system symbols in the configuration to identify system specific configuration files. This is important when ...
about 11 hours ago in z/OS / Communications Server 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%...
about 12 hours ago in z/OS / RACF 0 Submitted

Eliminate catalog contention for suspended catalogs

Catalog contention occurs when Catalog Search Interface generic filter of "**" is used for Z type requests. If customer suspends a catalog for maintenance, vendor code (BMC - Thruput Manager) does CSI request to obtain catalog names. When this occ...
about 21 hours ago in z/OS / DFSMS Catalog/IDCAMS/AMS 0 Submitted

Setropts option to set default owner

It would be nice if setropts had a way to set the default owner in case a security administrator doesn't specify one.
1 day ago in z/OS / RACF 0 Submitted

Set RVARY password encryption as default

I just learned today that you have to explicitly tell RACF you want the RVARY password encrypted with the KDFAES positional, why is this not done by default? Doesn't seem like it would hurt anything to force everyone to use encryption on their dat...
4 days ago in z/OS / RACF 0 Submitted

RACF SSL Certificate should have LAST ACCESS DATE and optionally TIME fields.

Very useful for debugging or before issuing refresh commands or bounce the address spaces like zosconnect or CICS TCPs
4 days ago in z/OS / RACF 0 Submitted

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 ...
6 days ago in z/OS / DFSMS Utilities 0 Submitted

Improve R_ADMIN/IRRXUTIL to return empty segments

For example, when processing dataset profiles and extracting DFP segments, empty DFP segments are not returned. Empty DFP segments can be DFP segments with NODATAKEY to exclude some datasets from z/OS dataset encryption and they are not returned w...
6 days 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...
7 days ago in z/OS / USS 2 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...
7 days ago in z/OS / USS 3 Submitted

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