For a file significantly bigger than the size of the hash, it's not possible to reverse, since there are many such files that would match the hash. See: https:/

For a file significantly bigger than the size of the hash, it's not possible to reverse, since there are many such files that would match the hash. See: https://en.wikipedia.org/wiki/Pigeonhole_principle https://en.wikipedia.org/wiki/Pigeonhole_principle