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Re:Deepfakes: MIT brings Nixon's Apollo disaster speech to life by saalweachter on Friday November 22, 2019 @01:59PM (#21608758)
Ok, I've signed my cellphone footage of a crime being committed. Now what? How does that prove my footage was taken where I said, when I said?
Re:Deepfakes: MIT brings Nixon's Apollo disaster speech to life by eyegor on Friday November 22, 2019 @02:16PM (#21608974)
I was thinking more along the lines of hardware manufacturers implementing a secure enclave style of signing files as they're recorded. The sig could be tagged with location/date if available, but at least the video would be verifiable. The web of trust would have to exist for reprocessors and media outlets who like to edit footage.
Re:Deepfakes: MIT brings Nixon's Apollo disaster speech to life by jdietrich on Friday November 22, 2019 @02:40PM (#21609232)
>at least the video would be verifiable

Nope, it'll just give well-executed fakes a veneer of legitimacy. A state-level actor will have easy access to the signing keys. Non-state-level actors could potentially extract them from a device or bribe an engineer at a third-tier Chinese OEM. A reasonably competent hardware hacker could desolder the CCD from a signed device and feed whatever video signal they like into it.