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Microsoft Security Essentials Newsroom

Award-Winning Antivirus Protection at No Cost. Microsoft Security Essentials provides consumers and small businesses running up to 10 genuine Windows-based PCs with free, no-hassle, high-quality protection from malware and viruses. This newsroom provides the latest product news, articles and reviews, event resources, and other press materials about Microsoft Security Essentials.

Microsoft Updates Microsoft Security Essentials
Jan. 27, 2011
Microsoft recently released an updated version of Microsoft Security Essentials, the free antimalware service that provides real-time protection to consumers and small businesses to address the ongoing security needs of genuine Windows-based PCs, helping protect them from viruses, spyware and other malicious threats.
Video: What’s New in Microsoft Security Essentials
Images: Updated Screenshots
Microsoft Updates Microsoft Security Essentials