Includes index.

Part 1. Securing the infrastructure. Infrastructure security in the real world -- Understanding access-control and monitoring systems -- Understanding video surveillance systems -- Understanding intrusion-detection and reporting systems -- Infrastructure security: review quesitons and hands-on exercises -- Part 2. Securing local hosts. Local host security in the real world -- Securing devices -- Protecting the inner perimeter -- Protecting remote access -- Local host security: review questions and hands-on exercises -- Part 3. Securing local networks. Local network security in the real world -- Networking basics -- Understanding networking protocols -- Understanding network servers -- Understanding network connectivity devices -- Understanding network transmission media security -- Local network security: review questions -- Part 4. Securing the perimeter. Perimeter security in the real world -- Understanding the environment -- Hiding the private network -- Protecting the perimeter -- Protecting data moving through the Internet -- Tools and utilities -- Identifying and defending against vulnerabilities -- Perimeter security: review questions and hands-on exercises.

"Cybersecurity Essentials" provides a comprehensive introduction, with expert coverage of essential topics required for entry-level cybersecurity certificates. It covers the four distinct challenges of creating an effective cybersecurity defense: securing the infrastructure, securing devices, securing local networks, and securing the perimeter. The authors summarize the fundamental concepts of each challenge and include real-world scenarios that show how these vulnerabilities look in everyday computing. The text offers a summary of the key concepts, review questions, and hands-on exercises designed to help assess an understanding of key concepts. -- From publisher's description.