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Chicago Tribune: Use Linux firewall to fend off hackers

Jan 25, 2002, 22:24 (14 Talkback[s])
(Other stories by Jim Cusick)
"...If you know whom you want to allow to connect to your Web server, you can allow only those people, based on their IP address, to connect only to that port. In this case, that would be port 80.

IP addresses can change. Many times, when you connect to your ISP, you get a different IP address. Schools and businesses with high-capacity Internet connections usually have a fixed set of IP addresses. If you know these or you know the range of them you want to allow, you can selectively allow just those IP addresses into your network.

Protecting your home computer has never been easier -- or more important -- and the tools to do this are just clicks away. Doing the work with Linux can be inexpensive and fun."

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