Microsoft Security Essentials

Microsoft Security Essentials provides you real-time protection for your PC which guards against viruses, spyware, and malicious software. It has good detection rates and particularly for rootkits. It runs quietly and powerfully in the background, so that you are free to use the PC without interruptions or much computer wait times. It is the best choice for normal users as it needs minimal user interaction. It automatically updates and removes the threats. No registration of the application is needed, apart from validating Windows OS as Genuine.

MS Security Essentials

Installation: Downloading and Installing MSE is quite fast considering the size of the setup file. During the installation, it runs a program to check for Genuine version of Windows OS. Once it is done, installation will be finished within a minute or 2. It automatically downloads security updates and runs a quick security scan. MSE consumes minimal usage of system resources which won