Using CLIST with RACF SEARCH command

September 13, 2016 Rui Miguel Feio

Probably not known to many people is the existence or how to use the CLIST parameter of the RACF SEARCH command. Its usefulness however makes it worthwhile for everyone to learn how it works. As you may know, to query the RACF database for the existence of profiles, we rely […]

The RACF Started Task definition table ICHRIN03

August 30, 2016 Rui Miguel Feio

Before the introduction of the RACF STARTED class, table ICHRIN03 was the way RACF had to control started tasks. However, and contrary to what we may believe, ICHRIN03 still plays an important role. ICHRIN03 is still used when: No STARTED class profile covering a resource exists A STARTED class profile […]

RACF Data Security Monitor (DSMON)

April 29, 2016 Rui Miguel Feio

The Data Security Monitor (DSMON) is an IBM RACF utility that produces reports on: System report: Displays system information (Operating System, RACF level, Sysres volume, SMF id) Group Tree report: Shows the hierarchy of RACF groups Program Properties Table (PPT) report: Lists programs that execute with special privileges RACF Authorised […]

What is SYS1.UADS for?

December 4, 2015 Rui Miguel Feio

Have you ever thought what would happen if your External Security Manager (RACF, ACF2, or TSS) becomes unavailable? How will you be able to access your mainframe system? Well, SYS1.UADS is the answer to this question. This dataset contains the list of users that can access the mainframe system should […]

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