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CompTIA Security+ Deluxe Study Guide gives you complete coverage of the Security+ exam objectives with clear and concise information on crucial security topics. Learn from practical examples and insights drawn from real-world experience and review your newly acquired knowledge with cutting-edge exam preparation software, including a test engine and electronic flashcards. Find authoritative coverage of key topics like general security concepts, communication security, infrastructure security, the basics of cryptography and operational and organizational security. The Deluxe edition contains a bonus exam, special Security Administrators’ Troubleshooting Guide appendix, and 100 pages of additional hands-on exercises.