December 2023
Beginner to intermediate
976 pages
12h 19m
English
book
RHCSA Red Hat Enterprise Linux 9 Certification Study Guide, Eighth Edition (Exam EX200), 8th Edition
by Michael Jang, Alessandro Orsaria
Content preview from RHCSA Red Hat Enterprise Linux 9 Certification Study Guide, Eighth Edition (Exam EX200), 8th Edition
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Chapter 8
Linux Security
CERTIFICATION OBJECTIVES
Two-Minute DrillLinux security has been based on a concept known as discretionary access control (DAC). In the DAC model, access to “objects,” such as file and directories, is discretionary because it is controlled by the owner of the objects. Hence, the standard permissions and ownership associated with files and directories is an implementation of DAC.
Then, the U.S. National Security Agency (NSA) developed SELinux, which is an implementation of ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.