Microsoft Security Essentials and Forefront Endpoint Protection flags Google search sites as a Exploit:JS/Blacole.BW. Microsoft issued the following statement:

"On February 14, 2012, an incorrect detection for Exploit:JS/Blacole.BW was introduced. On February 14, 2012, Microsoft released an update that addresses the issue. Signature versions 1.119.1988.0 and higher include this update."

If you are receiving this message, update your security definitions.

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