5 days


Employees of federal, state and local governments; and businesses working with the government.


This class covers advanced security topics and is intended for experienced systems administrators.

Course Description:

This highly technical course focuses on properly securing machines running the Linux operating systems. A broad range of general security techniques such as packet filtering, password policies, and file integrity checking are covered. Advanced security technologies such as Kerberos and SELinux are taught. Special attention is given to securing commonly deployed network services. At the end of the course, students have an excellent understanding of the potential security vulnerabilities — know how to audit existing machines, and how to securely deploy new network services.
Supported Distributions:
Red Hat Enterprise Linux 6
SUSE Linux Enterprise 11

Course Syllabus:

  • Security Concepts
  • Scanning, Probing, and Mapping Vulnerabilities
  • Password Security and PAM
  • Secure Network Time Protocol (NTP)
  • Kerberos Concepts and Components
  • Implementing Kerberos
  • Administering and Using Kerberos
  • Securing the Filesystem
  • AIDE
  • Accountability with Kernel Auditd
  • SELinux
  • Securing Apache
  • Securing PostgreSQL
  • Securing Email Systems

What’s Included:

This 5 day intructor-led training session provides participants with a comprehensive overview of Linux Security Administration.

  • A printed manual that includes all power point slides
  • A copy of the lab manual, allowing participants to go back over labs until they feel comfortable with them
  • Participants will have access to their own rack of equipment to complete labs.