xii Brief Contents Chapter 1 Introduction to Information Security . . . . . . . . . . . . . . . . . . . . . . 2 Chapter 2 Threats, Attacks, and Vulnerabilities . . . . . . . . . . . . . . . . . . . . 26 Chapter 3 Security Evaluation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70 Chapter 4 Managing User Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 108 Chapter 5 Physical Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152 Chapter 6 Device Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180 Chapter 7 Application Development and Security . . . . . . . . . . . . . . . . 208 Chapter 8 Mobile Devices and Embedded Systems . . . . . . . . . . . . . . . 238 Chapter 9 Introduction to Cryptography . . . . . . . . . . . . . . . . . . . . . . . . . 270 Chapter 10 Public Key Infrastructure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300 Chapter 11 Command-Line Interface Management . . . . . . . . . . . . . . . . 326 Chapter 12 Secure Network Design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 366 Chapter 13 Secure Network Administration . . . . . . . . . . . . . . . . . . . . . . 408 Chapter 14 Wireless Network Security . . . . . . . . . . . . . . . . . . . . . . . . . . 446 Chapter 15 Cloud Computing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 474 Chapter 16 Governance, Risk, and Compliance . . . . . . . . . . . . . . . . . . . . 504 Chapter 17 Incident Response and Digital Forensics . . . . . . . . . . . . . . . 536 Chapter 18 Business Continuity and Disaster Recovery . . . . . . . . . . . . 560 Chapter 19 Employment and Soft Skills . . . . . . . . . . . . . . . . . . . . . . . . . . . 580 Appendix A CompTIA Security+ SY0-601 Exam Correlation Chart . . . . 602 Appendix B ASCII Characters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 640 Appendix C CompTIA Security+ (SY0-601) Acronym List . . . . . . . . . . . . 644 Appendix D Number Conversion Table . . . . . . . . . . . . . . . . . . . . . . . . . . . . 654