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    Find out how Microsoft Security Essentials helps guard your PC against viruses, spyware, and other malicious software and download Microsoft Security Essentials for free.
    Known issues with this security update. Known issue 1 After you install this security update, fonts that are installed in a location other than the default fonts ...
    Resolves a vulnerability in Microsoft Silverlight that could allow security feature bypass if an attacker hosts a website that contains specially crafted Silverlight ...
    Provides a link to Microsoft security advisory 2982792: Improperly issued digital certificates could allow spoofing.
    The internet can be a dangerous place. Keep your home or small-business PC better protected with Microsoft Security Essentials. Help guard against viruses, spyware ...
    Get help signing in to your Microsoft account, resetting a lost or forgotten password, and managing your account security.
    Describes a security update that addresses vulnerabilities by correcting how Microsoft Excel and other affected Microsoft software validate data when they parse ...
    Microsoft has released a security advisory about this issue for IT professionals. The security advisory contains additional security-related information.
    Provides a link to Microsoft security advisory (2934088): Vulnerability in Internet Explorer could allow remote code execution.

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