Security+ Study Guide

Security+ is a security fundamentals and concepts exam. No security concepts exam would be complete without questions on Access Control, Authentication, and Auditing (AAA). In this chapter, you will study CompTIA's test objectives for Section 1, "General Security Concepts." You will be introduced to AAA and its finer details, as well as the concepts and terminology that will be explored and developed in later chapters. We will end this chapter with a discussion on removing non-essential services to secure any platform you may be working on.
| Warning | As you progress through this chapter and the rest of the book, pay particular attention to new or different acronyms or names that are presented for various processes and procedures. Different security groups and professionals may use descriptions that are foreign to you or that you learned differently. We will use and detail the acronyms and short names of these procedures or concepts, with an emphasis on the terminology presented in the Security+ exam. In this chapter, if the concept is proprietary to a particular vendor, we will indicate this and provide further reference, if needed, to explain the concept or terminology. |
AAA is a primary concept in understanding computer and network security and access security. These concepts are used daily to protect property, data, and systems from intentional or unintentional damage. These three concepts are used to support the Confidentiality, Integrity, and Availability (CIA) security concept,...