Yahoo’s Advertising Servers Linked to Malware

January 5, 2014

Two Internet security firms have reported that Yahoo’s advertising servers have been distributing malware to hundreds of thousands of users over the last few days. The attack appears to be the work of malicious parties who have hijacked Yahoo’s advertising network for their own ends. “Clients visiting yahoo.com received advertisements served by ads.yahoo.com. Some of the advertisements are malicious,” said Fox IT, a security firm based in the Netherlands.

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