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Ostiarius free download for Mac

Ostiarius for Mac1.2.0

19 July 2016

Block unsigned internet binaries from executing.

What is Ostiarius for Mac

Ostiarius is tool for El Capitan that blocks unsigned internet binaries from executing.

Though OS X's Gatekeeper attempts to provide this functionality, I discovered it was trivial to bypass. The bypass was detailed in: 'Gatekeeper Exposed'.

What's new in Ostiarius

Version 1.2.0:
  • OS X 10.11.6 compatibility

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App requirements: 
  • Intel 64
  • OS X 10.11.0 or later

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