Five months after the release of MSE v 2 Beta version, Microsoft Security Essentials 2.0 final version has just been released. If you are already a user of MSE, you will probably get a notification asking your to update. If you are not, you might just want to check out this most popular free, award-winning anti-virus software offering from Microsoft.

Microsoft Security Essentials 2.0 features a new anti-malware engine with enhanced detection and clean up capabilities, better Windows Firewall integration, Internet Explorer integration to block malicious scripts even before Internet Explorer can start running them, a behavior monitor, an option to limit CPU usage while scanning, etc.
Microsoft Security Essentials 2.0 has the following new features:
- Windows Firewall integration. Microsoft Security Essentials setup enables you to turn on or off Windows Firewall.
- Enhanced protection for web-based threats. Microsoft Security Essentials now integrates itself with Internet Explorer to provide protection against web-based threats.
- Network Inspection System. This feature of MSE enhances real-time protection by inspecting network traffic to help proactively block exploitation of known network-based vulnerabilities.
- New and improved protection engine. The updated MSE engine includes a Heuristic Scanning Engine and offers enhanced detection and cleanup capabilities along with better performance.
Microsoft Security Essentials is free for home users and Small & Medium Businesses and works on Windows 7, Windows Vista and Windows XP.
Download Page: Microsoft Security Essentials.
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