> "MacSecurityBriefing.pdf" can't be opened because it is from an unidentified d... | Hacker News

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		auscad 16 days ago \| parent \| context \| favorite \| on: Last Week on My Mac: Losing confidence > "MacSecurityBriefing.pdf" can't be opened because it is from an unidentified developer. I think MacOS stopped you from executing unsigned code pretending to be a pdf, which would be a very good thing.

saagarjha 16 days ago [–]

macOS doesn’t really know the difference between running something and opening it.

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