3 ms·
Can hashing iterations be conducted in parallel? Doesn't the next hash need the output of the last, making this a sequential operation?
by sleavey 10y ago
Can hashing iterations be conducted in parallel? Doesn't the next hash need the output of the last, making this a sequential operation?
- niftich 10y agoBoth of you are correct, just talking about different things. PBKDF2 rounds are clearly sequential. Meanwhile, you can issue multiple simultaneous requests in parallel to try to authenticate the credentials, possibly from a large bank of distinct hosts.