An easy-to-use and comprehensive introduction to cybersecurity Cybersecurity Essentials provides a comprehensive introduction, with expert coverage of essential topics required for entry-level cybersecurity certifications. 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?noted security experts?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. Learn these fundamentals of security infrastructure?and more: Basic security and surveillance systems Intrusion detection and reporting systems Local host security Securing devices Protecting the inner perimeter Protecting remote access Local network Security Network topologies and protocols This Essentials book features: Chapter-opening learning objectives Essentials and Beyond?summaries and additional suggested exercises Hands-on exercises