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GUIDE TO NETWORK DEFENSE AND COUNTERMEASURES provides a thorough guide to perimeter defense fundamentals, including intrusion detection and firewalls. This trusted text also covers more advanced topics such as security policies, network address translation (NAT), packet filtering and analysis, proxy servers, virtual private networks (VPN), and network traffic signatures. Thoroughly updated, the new third edition reflects the latest technology, trends, and techniques including virtualization, VMware, IPv6, and ICMPv6 structure, making it easier for current and aspiring professionals to stay on the cutting edge and one step ahead of potential security threats. A clear writing style and numerous screenshots and illustrations make even complex technical material easier to understand, while tips, activities, and projects throughout the text allow you to hone your skills by applying what you learn. Perfect for students and professionals alike in this high-demand, fast-growing field, GUIDE TO NETWORK DEFENSE AND COUNTERMEASURES, Third Edition, is a must-have resource for success as a network security professional.

HAProxy is a free and open-source load balancer that enables IT professionals to distribute TCP-based traffic across many backend servers. In this book, the reader will learn how to configure and leverage HAProxy for tasks that include: · Setting up reverse proxies and load-balancing backend servers · Choosing the appropriate load-balancing algorithm · Matching requests against ACLs so that we can route them to the correct servers · Monitoring servers with health checks so that failure is detected early · Managing server persistence so that a client's can be directed to the server where their session data is stored · Configuring verbose logging for TCP and HTTP-based services · Enabling SSL encryption, gzip compression and geolocation · Modifying HTTP headers, rewriting URLs and setting up redirects · Defending against malicious Web activity · Controlling HAProxy from the command line · Adding a backup load balancer