http://www.pcworld.com/howto/article/0,aid,122500,00.asp
1. Patch automatically
2. Don't wait for Windows Auto Update
3. Use XP's security monitor
4. Make your file extensions visible
5. Keep Internet Explorer safe
6. Make Firefox more secure
7. Handle e-mail links with care
8. Scan attachments for viruses
9. Close the preview pane
10. Read your mail in plain text
****
Complete article in the link. Good read.
1. Patch automatically
2. Don't wait for Windows Auto Update
3. Use XP's security monitor
4. Make your file extensions visible
5. Keep Internet Explorer safe
6. Make Firefox more secure
7. Handle e-mail links with care
8. Scan attachments for viruses
9. Close the preview pane
10. Read your mail in plain text
****
Complete article in the link. Good read.