As promised, Apple on Tuesday released a security update to combat MacDefender, a type of fake antivirus malware that had targeted the Mac OS X platform over the last few weeks. On Wednesday, however, hackers apparently managed to figure out an end-run around its solution. Apple's fix updates its malware definition list daily, and it searches for and removes known variants of the MacDefender malware.
Source: http://www.technewsworld.com/rsstory/72564.html
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