Computer Security Tips for Home, School, and Labs

Task 1 - Install and Use Anti-Virus Programs
Task 2 - Keep Your System Patched
Task 3 - Use Care When Reading Email with Attachments
Task 4 - Install and Use a Firewall Program
Task 5 - Make Backups of Important Files and Folders
Task 6 - Use Strong Passwords
Task 7 - Use Care When Downloading and
    Installing Programs

^{Source: http://www.uscert.gov/reading_room/HomeComputerSecurity/}

Locking your computer

When leaving your computer, always lock it or enable a password-protected screen saver.

Protecting your passwords

Never share your passwords with anyone.  Do not write them down. Select a strong password that you can remember easily.  For information on how to select a good password, see Password Guidelines.

References and Links

CERT's home network security web page
Microsoft Security home page