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The White House wants to 'cryptographically verify' videos of Joe Biden so viewers don't mistake them for AI deepfakes
(www.businessinsider.com)
This is a most excellent place for technology news and articles.
Adobe is actually one of the leading actors in this field, take a look at the Content Authenticity Initiative (https://contentauthenticity.org/)
Like the other person said, it’s based on cryptographic hashing and signing. Basically the standard would embed metadata into the image.
Not very well apparently
https://lemmy.blahaj.zone/comment/6377576