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LinuxExposed: Networking Security Concepts

Aug 04, 2004, 07:00 (0 Talkback[s])

[ Thanks to Stanley for this link. ]

"The key to network security can be found in understanding the choices and strategies available to you look to the building blocks of network security. These include implementing user authentication, using proxy servers and firewalls, setting up demilitarized zones, and taking advantage of port- and packet-filtering technologies. The overview of these security solutions provided by this article will give you an understanding of the technology. User authentication, the first option discussed in this article, is the most basic component of network security, and its success depends on the method used (encrypted, plain text, and so forth), and on the ability to keep this information from unauthorized personnel. Some of the more popular versions of user authentication include the Password Authentication Protocol (PAP) and the Challenge Handshake Authentication Protocol (CHAP)..."

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