Follow below steps to get Free Comodo Internet Security Pro 2012 one year license key.
-Download Comodo Internet Security Pro 2011 Here
(www.downloadcrew.com/article/2
2370-comodo_internet_security_
-Install and start Comodo 2011. Navigate to �More� -> �About� -> Serial Number -> �Copy�.
-Save the serial number on your PC, you will need this serial to activate the 2012 version.
-Download and Install Free Comodo Internet Security Pro 2012
(http://downloads.comodo.com/ci
During installation, enter the serial number that you received from the 2011 version.
Note: The installer will connect to the internet and automatically activate your subscription
for 1 year (365 days).
Credits: My friend Ankit
Free Comodo Internet Security Pro 2012 one year license key