3 ms·
Why not include a timestamp in the hash? Everybody has synchronized clocks, round it to 5 minutes to add some margin. That should make any attempts of pre-com
by Too 3y ago
Why not include a timestamp in the hash?
Everybody has synchronized clocks, round it to 5 minutes to add some margin.
That should make any attempts of pre-computed rainbow tables very expensive and only usable for a short time window.
- manmal 3y agoA couple billion hashes (emails) is nothing, these days. One could just continuously recompute hashes for all known (or expected) emails and phone numbers. In case of governments, they can just include emails/numbers of personae non grata - a trivially small list.