4 ms·
Sorry, not used to speak about that with competent people :D
by LeoHaggins 11y ago
Sorry, not used to speak about that with competent people :D
- qrmn 11y agoThere are few enough IPv4 addresses that just about any hash forms an injective mapping which can be completely reversed: the best you can do is use something like HMAC and "pepper" it, but that only works if the clients can't verify or generate them.
- LeoHaggins 11y agoThey are server side, salted, and use multiple round hashing :)