It’s just a few days away… Next week, I will be presenting at the GSE Management Summit in Lisbon, Portugal. In this year’s conference the subject of my presentation will be: Cybercrime, Inc. In this session we will discuss how technology evolution has allowed syndicate criminals to become […]
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 following table contains the list of some useful operator commands to manage a Parallel Sysplex environment: Command Description ATS STAR commands D U,,AS Display auto switchable tape devices. V xxxx,AS,ON Turn on the auto switchable attribute for a specific device. V xxxx,AS,OFF Turn off the auto switchable attribute for […]
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 […]
In z/OS Unix System Services (USS), Access Control Lists (ACLs) are used in conjunction with the normal permission bits, allowing access control for files and directories by individual UIDs and GIDs. These are known as extended Access Control Lists and require RACF class FSSEC to be active. Although controlled by […]
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