Tech – Mainframe

Posts related to the mainframe world

FAQ
RACF

What is SAF?

9th November 2015 Rui Miguel Feio
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, […]
JCL

How to Copy a Dataset into Another Using IEBGENER

18th August 2015 Rui Miguel Feio
IBM utility IEBGENER can be used to copy the content of one dataset into another via batch. The basic JCL for this effect is as follows: //COPYFILE EXEC PGM=IEBGENER //SYSPRINT DD SYSOUT=* //SYSUT1 DD DSN=input_dataset,DISP=SHR //SYSUT2 DD DSN=output_dataset,DISP=(,CATLG), // VOL=SER=volser, // SPACE=(CYL,(xx,yy),RLSE) //SYSIN DD DUMMY //SYSUDUMP DD SYSOUT=* //* You […]
RACF

z/OS In-Built Security Features

23rd July 2015 Rui Miguel Feio
The following are the in-built security features that come with z/OS: System Authorization Facility (SAF): SAF is part of the operating system. SAF is available whether or not an additional security product such as RACF, ACF2 or Top Secret is installed. If an additional security product is installed, SAF routes […]