Anyone who remembers those "I'm a PC, I'm a Mac" ads from some years back will surely remember that a key message that Apple wants to get across to potential customers was this: PCs have a malware problem, Macs don't.
Of course, that message was partly spin — there had been malware for Apple computers, even before it had existed for PCs.
But, as we reported last October, serious security holes have been found in Gatekeeper that could allow malware to completely bypass Gatekeeper's checks.
But, as Wardle showed last year at the Virus Bulletin conference in Prague, there exists a way to waltz past Gatekeeper even if you had configured your Mac to use the maximum "App Store-only" security setting.
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