Impossible (or nearly so) for a cryptographically secure hash function, not a perceptual hash. When the stories on this first broke it wasn't entirely clear whi

Impossible (or nearly so) for a cryptographically secure hash function, not a perceptual hash. When the stories on this first broke it wasn't entirely clear which type of hash Apple was using for their CSAM detection. (I assume now we know they're using NeuralHash?)