
Microsoft Security Essentials (codenamed Morro) provides real-time protection for your home PC that guards against viruses, spyware, and other malicious software.
Microsoft Security Essentials is a free download from Microsoft that is simple to install, easy to use, and always kept up to date so you can be assured your PC is protected by the latest technology. It's easy to tell if your PC is secure — when you're green, you’re good. It's that simple.
Microsoft previously had Windows Live OneCare, a paid subscription security suite, but discontinued the product due to user and industry-wide criticism. Now lets see what will happen to "Security Essentials".
MSE has been praised for it's low resource usage and small installer of just 7MB. It is available for Windows XP, Windows Vista, and Windows 7










