Hashing names does not protect privacy

1 · John Cook · July 20, 2019, 5:16 p.m.
Secure hash functions are practically impossible to reverse, but only if the input is unrestricted. If you generate 256 random bits and apply a secure 256-bit hash algorithm, an attacker wanting to recover your input can’t do much better than brute force, hashing 256-bit strings hoping to find one that matches your hash value. Even […]...