IBM Z Hardware and Operating Systems Ideas Portal


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RACF

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JSON output for RACF "list" commands

To minimise the need of external libraries and code and to not have to parse the textual output of commands like "LISTUSER MYUSER RACF OMVS" it would be very handy if an extra keyword would be accepted (let's say JSONOUT for instance) that will th...
3 months ago in z/OS / RACF 2 Future consideration

Have the possibility to pass directly from password to passphrase authentication when you need to change your password.

For upgrade the security, the company decides to switch from password authentication to passphrase authentication . For the moment the RACF administrator removes the password and sets up the passphrase for the UID. But the administrateur have ta s...
4 months ago in z/OS / RACF 1 Future consideration

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%...
4 months ago in z/OS / RACF 1 Future consideration

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...
5 months ago in z/OS / RACF 1 Future consideration

SMF80 record to include client IP address independent of application

z/OS is the most valuable platform in kind of security and auditing. In times of Zero Trust it must be possible to see the identiy and source of a login by a client. Currently, you've to check wich application was used to login to z/OS to find the...
6 months ago in z/OS / RACF 0 Future consideration

RACF Resource Serialization: Reducing Impact on Critical Processes Due to User Statistics Updates

We propose an enhancement to the RACF mainframe security product, specifically regarding the serialization of the SYSZRAC2 resource for database access. Currently, when a process holds this resource for an extended period (ranging from seconds to ...
7 months ago in z/OS / RACF 0 Future consideration

Prevent User to be revoked from a RRSF side because of inactivity on this side

We have a RACF RRSF network via our sysplexs. We have users who usually only logon in one sysplex. However, in rare situations it can happen that the same user has to logon in another sysplex. RRSF synchronizes the password for this user, but the ...
7 months ago in z/OS / RACF 0 Future consideration

Dual control functionality (4 eyes principle) in RACF

Since IBM itself endorses that mainframe too is vulnerable to hacking, and setting up various defences is more crucial than ever, we are looking for additional ways to properly protect our mainframe environment from potential misuse of mainframe a...
8 months ago in z/OS / RACF 2 Future consideration

Allow user ID that authenticate with passticket to not have to set a password.

Currently user ID that use passticket for authentication still have to set a password in RACF even if it is never used. This creates overhead managing a password and renewal of the password where non-expiry passwords are not permitted. This reques...
9 months ago in z/OS / RACF 1 Future consideration

Allow for individual RACF installations to select their own pass phrase controls like Broadcom allows for ACF2

JPMC has a policy regarding pass phrases as follows: Password length of 16 characters or greater must be enforced Passwords must not be one of the last 10 passwords used Passwords must not include the digital identity username Passwords must not c...
10 months ago in z/OS / RACF 0 Future consideration

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