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CompTIA Security+ All-in-One Exam Guide, Third Edition by Chuck Cothren, Roger Davis, Dwayne Williams, Gregory White, Wm. Arthur Conklin

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The Security+ Exam

The Security+ exam is designed to cover a wide range of security topics—subjects about which a security practitioner would be expected to know. The test includes information from six knowledge domains:

Knowledge Domain Percent of Exam
Network Security 21%
Compliance and Operational Security 18%
Threats and Vulnerabilities 21%
Application, Data, and Host Security 16%
Access Control and Identity Management 13%
Cryptography 11%

The Network Security knowledge domain covers basic networking principles and devices. The domain is concerned with both wired and wireless networks and the security issues introduced when computers are connected to local networks as well as the Internet. The Compliance and Operational Security ...

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