Description
An Internet-connected Linux machine is in a high-risk situation. This book details security steps that a home or small-to-mid-size, non-enterprise business might take to protect itself from potential remote attackers. As with the first edition, this book will provide a description of the need for security measures and solutions built upon the most up-to-date technology available. The content for the Second Edition has been updated to cover the 2.4 kernel, and additional chapters on VPNs, SSH, and Tripwires have been added.
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This security resource examines iptables and how to use them with the new Linux kernel, and shows how to secure a computer system quickly and efficiently, concentrating on the security needs of residential users and small to mid-sized businesses. The book explains iptables, its new connections-state tracking, and the basic steps of designing and implementing an iptables packet-filtering firewall. It describes and demonstrates firewall optimization and the full NAT capabilities in iptables, and shows how to forward incoming requests through NAT to an internal server. Ziegler is a firewall architect. Annotation c. Book News, Inc., Portland, OR (booknews.com)
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