See https://news.ycombinator.com/item?id=28105849 https://news.ycombinator.com/item?id=28105849, which shows a POC to generate adversarial collisions for any ne

See https://news.ycombinator.com/item?id=28105849 https://news.ycombinator.com/item?id=28105849, which shows a POC to generate adversarial collisions for any neural network based perceptual hash scheme. The reason it works is because "(the network) is continuous(ly differentiable) and vulnerable to (gradient-)optimisation based attack".