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9 votes
2 answers
2k views

What harm is there in obtaining password hashes in a Windows environment?

ArsTechnica posted this article recently talking about how the power grid has been penetrated: Hackers lie in wait after penetrating US and Europe power grid networks Excerpt: One tactic involved ...
SDsolar's user avatar
  • 977
17 votes
3 answers
49k views

Windows 7 Password Hash Security

I recently came across a number of sources that suggest that cracking Windows user account passwords is easy by examining their password hashes. I understand that these hashes are stored in the SAM ...
geometrian's user avatar
5 votes
2 answers
33k views

NTLM/LM Hashes on Domain Controller

I've noticed that when extracting password hashes from a domain controller (using Elcomsoft proactive password auditor) sometimes I'll get LM and NTLM hashes and other times I'll only get NTLM hashes. ...
NULLZ's user avatar
  • 11.5k
4 votes
1 answer
2k views

Hashed passwords for NTLM authentication

I understood that Windows users' password hashes can be exported very easily. Right? So my question is: If I can have the hashes of other user accounts (e.g. local users on my Windows machine), isn't ...
Dave's user avatar
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