Apple Releases Malware Detection Tool | CISA

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Apple has released Security Update 2011-003 for Mac OS X in response to the recent Mac fake anti-virus software. This update:

adds a malware definition to the File Quarantine application
causes the File Quarantine application to automatically update its malware definition list daily
removes MacDefender fake anti-virus software if detected

US-CERT encourages users and administrators to review Apple article HT4657 and apply Security Update 2011-003 to mitigate the risks.

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