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by zaroth
3607 days ago
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When it's NTLM, extremely easy. I know NTLMv1 cracks at around 25 billion attempts per second on a high-end GPU, which is MD4 based. NTMLv2 is MD5 based with a longer key, so it's slower, I'm not sure how much slower, but I'll guess 1 order of magnitude. Still, far too fast for a password hash. [1] - http://thepasswordproject.com/oclhashcat_benchmarking |
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