How to secure a personal computer
http://safecomputing.umn.edu/studentchecklist.html

How to safely secure a computer
http://safecomputing.umn.edu/

How to deal with phishing
http://safecomputing.umn.edu/safepractices/phishing.html

How to cleanup and remove viruses
http://oit.cfans.umn.edu/admin/Antivirus.html

How to install antivirus
http://oit.cfans.umn.edu/admin/Antivirus.html

How to install and configure a firewall
http://oit.cfans.umn.edu/admin/Firewalls.html

How to install and use VPN
http://www1.umn.edu/adcs/help/vpn/index.html#download