We’ll admit we’ve kicked around the idea of a camera that digitally signs a picture so you could prove it hasn’t been altered and things like the time and place the photo was taken for years. Apparently, products are starting to hit the market, and Spectrum reports on a Leica that, though it will set you back nearly $10,000, can produce pictures with cryptographic signatures.
This is a companion discussion topic for the original entry at https://hackaday.com/2023/11/20/a-camera-that-signs-off-your-pictures/