Get free Antivirus, Antispyware and Antimalaware from Microsoft

Microsoft Security Essentials - Microsoft Corporation

Microsoft has launched antivirus software software called Microsoft Security Essential(MSE).It is a freeware. MSE provides protection against viruses, spyware, rootkits, and trojans for Windows XP (x86), Windows Vista (x86 and x64), and Windows 7 ( x86 and x64), free of charge. So, it is one in all software for protection of your precious system.

MSE is a lightweight security app that people might turn to for a number of key reasons. It's easy on the system resources, it's easy to figure out how to use, it comes pre-configured, and it is free. It only works on legally licensed Microsoft computers. You can download the software from here.