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 […]
The RACF database contains records whose format is controlled by a set of database templates. The templates map out how profiles are written on the RACF database. IBM makes changes to the templates to add new segments to the RACF database, or to add new fields to existing segments. The […]
The following JCL is an example on how to use IBM DFSORT ICETOOL utility to produce a report on SMF records (record type 80 in our example): //SMFRPTR EXEC PGM=ICETOOL //RAWSMF DD DISP=SHR,DSN=SYS2.WEEKLY.SMF(0) // DD DISP=SHR,DSN=SYS2.WEEKLY.SMF(-1) // DD DISP=SHR,DSN=SYS2.WEEKLY.SMF(-2) // DD DISP=SHR,DSN=SYS2.WEEKLY.SMF(-3) //TEMPSMF DD DSN=&&TEMPS,SPACE=(CYL,(15,15)),UNIT=SYSDA //REPORT DD DSN=USER1.SMF.REPORT,DISP=OLD //TOOLMSG DD […]
This May I’ll be speaking at the IBM z Systems Technical University conference to take place in Dublin, Ireland between the 18 and 22 May 2015. I will be giving 2 presentations around security on the mainframe: 5 Myths that Can put your Mainframe at Risk In this session we […]
Here’s a simple example of a batch job to clear the content of your SMF datasets: //SMFDP EXEC PGM=IFASMFDP //INDD1 DD DISP=SHR,DSN=SYS1.MAN1 //INDD2 DD DISP=SHR,DSN=SYS1.MAN2 //INDD3 DD DISP=SHR,DSN=SYS1.MAN3 //SYSPRINT DD SYSOUT=* //SYSIN DD * INDD(INDD1,OPTIONS(CLEAR)) INDD(INDD2,OPTIONS(CLEAR)) INDD(INDD3,OPTIONS(CLEAR)) Explanation: INDDx – are the DD cards that specify the SMF datasets. SYS1.MANx […]
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