OS Security Mechanisms

Code No
Skill Category No: 
7
Skill No: 
3
Topic No: 
2
Level: 
II
Objective: 

Knowing how to use current security mechanisms in Linux systems.

  • Knowing how to use user identification and authentication commands and related files
    • Commands, e.g. useradd, userdel, usermod, password …
    • Files, e.g. /etc/passwd, etc/shadow, …
  • Knowing how to use discretionary access control commands
    • 9 bit mechanism, e.g. chmod, chown, … commands
    • ACL (Access Control List) mechanism, e.g. setfacl, chfacl, getfacl,… commands
  • Knowing how to use audit and log services and files, e.g. syslogd… , /etc/syslog.conf, ...
  • Knowing how to use network security related services and files, e.g. /etc/xinetd.d, /etc/services … , etc/hosts.allow, etc/hosts.deny, …