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 […]
IBM provides several utilities for RACF that can be helpful for a mainframe security administrator. Without going into much detail on each of the RACF utilities, the following table provides an explanation of what each of these utilities is for: Utility Description IRRMIN00 RACF database initialisation utility. IRRMIN00 can be […]
On November 25th, RSM Partners will be hosting the RSM Security Working Group, where I will be presenting a session around security on the mainframe: How to Protect Your Mainframe from Hackers In this session Rui will draw on his experience as a mainframe security lead to expose real and […]
SAF or System Authorisation Facility is an interface defined by MVS that enables programs to use system authorisation services to control access to resources, such as datasets, MVS commands, JES, etc. SAF can either process security authorisation requests directly, or work with an External Security Manager (ESM) such as RACF, […]
On November 3 and 4, I will be presenting at the annual GSE UK Conference that will occur in Whitlebury (UK). The subjects of my 2 presentations for the conference are: Cybersecurity and the Mainframe In a digital age of cloud computing and mobile systems; where cybersecurity, cybercrime and cyberwar are part […]
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