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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 admin permissions in general and RACF special permissions in particular.  
Therefore, we would like to introduce a dual control mechanism (4-eyes principle) with regard to the execution of RACF (special) cmds. 
And by extension, we are looking for something similar for running critical z/OS cmds in general.
However, RACF does not currently support this important principle in any way, nor are there any other IBM tools available that provide this kind of functionality. 
The fact that, in a Cybervault context, the dual control set-up of the safeguarded copy environment is controlled via RACF profiles further increases the need for a dual control mechanism for RACF specials. Without this dual control, a single RACF special could sabotage the entire Cybervault solution.

Idea priority High
  • Guest
    Reply
    |
    Mar 25, 2025
    Thank you for submitting this Idea. It is recognized as a candidate for future consideration.
  • Guest
    Reply
    |
    Mar 19, 2025

    Dual (or more) control of RACF commands is supported in zSecure, with the CKGRACF ASK/REQUEST commands. However it would be nice to have this as a general facility for RACF and z/OS commands.