Great white papers on computer security:

http://www.enteract.com/~lspitz/

Great article from SANS with a top ten list of exploits:

http://www.sans.org/topten.htm

This page has some great info on hardware and home LAN setup:

http://www.dalantech.com

And a good article about a female hacker:

http://www.abcnews.go.com/sections/tech/DailyNews/hackerwomen000602.html