You can get a 12 month Free trial of Trend Micro Internet Security 2010 . To get this
1. Go to the promotional page here
2. Click on “Activate FREE Trend Micro Internet Security” or “Activate FREE Trend Micro Smart Surfing for Mac” on top right side of the page
3. Download the file (148MB for windows and 27MB for MAC)
4. While installing select “Install a free trial version”
No registration required.
You can also get Trend Micro Internet Security 2010genuine license worth $69.95 for just $20 from here too.
System Requirements
[Via For Free on Internet]