AVAST Partners with Facebook to Stop Malware-Infected Link Sharing - Source
AVAST Software has teamed up with Facebook to help you and your friends stay safe. AVAST is sharing its Virus Lab data with Facebook in the combined attempt to prevent malware being shared unknowingly by Facebook users. Whenever someone clicks a link within Facebook, Facebook checks the URL in the AVAST cloud, in real time. If the URL is infected, the user sees a message warning of the potential threat.
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