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For almost 11 years, hackers could easily bypass 3rd-party macOS signature checks

For almost 11 years, hackers could easily bypass 3rd-party macOS signature checks

June 12, 2018

For almost 11 years, hackers have had an easy way to get macOS malware past the scrutiny of a host of third-party security tools by tricking them into believing the malicious wares were signed by Apple, researchers said Tuesday.

Digital signatures are a core security function for all modern operating systems. The cryptographically generated signatures make it possible for users to know with complete certainty that an app was digitally signed with the private key of a trusted party. But, according to the researchers, the mechanism many macOS security tools have used since 2007 to check digital signatures has been trivial to bypass.

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