Mac malware that infected Facebook bypassed OS X Gatekeeper protection

Ars Technica

Pintsized.A is a new family of Mac malware that uses an exploit to bypass Gatekeeper, an OS X protection that allows end users to tightly control which sources are permitted to install apps, according to an article published Monday by The Security Ledger. Mac antivirus provider Integosays the trojan masquerades on infected machines as Linux printing software known as cupsd, although it runs from a different location than the legitimate title. It’s unclear exactly how the malware gets around Gatekeeper.

Maybe we should run some kind of anti-virus as an extra precaution. Of course, the biggest security hole is the human using the computer so…

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