Could we use cryptography to address this issue? Maybe in a similar manner as in nostr?
As expected, the proliferation of deepfake porn continues to accelerate. Ain't no laws gonna stop this train.
https://www.404media.co/irl-fakes-where-people-pay-for-ai-generated-porn-of-normal-people/
Discussion
You could prove that it's real (à la NFT), but not that it's not real. It solves part of the problem and is the only way I see forward for authentic, or at least trusted source, news.