Microsoft's Achilles' heel: Office
The cyber attack last month against a U.S.-based public utility came wrapped in a Microsoft PowerPoint document featuring holiday illustrations and heartwarming reflections. This PowerPoint file, which resembled an innocuous version that was being forwarded around the Web by many sentimental e-mail users, had been modified to include a Trojan horse program designed to open a secret backdoor into the utility's internal computer network.
At Security Fix.
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