Uninformed: Informative Information for the Uninformed

Vol 3» 2006.Jan

The NTLM challenge

The biggest difference between the way the LM and the NTLM hashing mechanism works is the challenge. In NTLM the challenge acts like a a salt in other cryptographic implementations. This throws a major wrench in our pre-computing table designs, adding 2^64 permutations to the equation.