attacks to a network infrastructure Learn how to create a security policy Find out how to recover from a security breach Study specific implementation scenarios for securing your network environment Learn about advances in security technologies Designing Network Security, Second Edition, is a practical guide designed to help you understand the fundamentals of securing your corporate network infrastructure. This book takes a comprehensive look at underlying security technologies, the process of creating a security policy, and the practical requirements necessary to implement a corporate security policy. You will gain a thorough understanding of basic cryptography, the most widely deployed security technologies, and key emerging security technologies. You will be able to guide the architecture and implementation of a security policy for a corporate environment by knowing possible threats and vulnerabilities and understanding the steps required to perform a risk management assessment. Through the use of specific configuration examples, you will learn about the features required in network infrastructure equipment to implement the given security policy, including securing the internal corporate infrastructure, Internet access, and the remote access environment. This new edition includes coverage of new security features including SSH on routers, switches, and the PIX(r) Firewall; enhancements to L2TP and IPSec; Cisco(r) LEAP for wireless networks; digital certificates; advanced AAA functionality; and Cisco Intrusion Detection System features and products. Additional practical examples include current security trends using VPN, wireless, and VoIP networking examples. This book is part of the Networking Technology Series from Cisco Press(r), which offers networking professionals valuable information for constructing efficient networks, understanding new technologies, and building successful careers.

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