Principles of Computer Security: CompTIA Security+ and Beyond Lab Manual (Exam SY0-601)

Chapter 2

General Security Concepts

Lab Exercises

2.01   Verizon DBIR

2.02   Linux File System Management

2.03   Linux Systems Administration

2.04   Linux System Security

Lab Analysis

Key Term Quiz

Confidentiality, integrity, and availability are the components of the CIA triad, also known as the CIA model, as well as the three tenets of information security. Every breach, every cyberattack, every vulnerability, and every exploit will deal with at least one of these components. Every cybersecurity mechanism and mitigation technique will deal with at least one of them as well.

Confidentiality deals with limiting who can see a message or file, and is usually accomplished through encryption. Integrity deals with making sure that part of a message ...