EC-Council
312-50V12 · Question #160
An ethical hacker is attempting to crack NTLM hashed passwords from a Windows SAM file using a rainbow table attack. He has dumped the on-disk contents of the SAM file successfully and noticed that al
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Submitted by rachelw· Mar 4, 2026System Hacking Phases and Attack Techniques
Question
An ethical hacker is attempting to crack NTLM hashed passwords from a Windows SAM file using a rainbow table attack. He has dumped the on-disk contents of the SAM file successfully and noticed that all LM hashes are blank. Given this scenario, which of the following would be the most likely reason for the blank LM hashes?
Options
- AThe SAM file has been encrypted using the SYSKEY function.
- BThe passwords exceeded 14 characters in length and therefore, the LM hashes were set to a
- CThe Windows system is Vista or a later version, where LM hashes are disabled by default.
- DThe Windows system is using the Kerberos authentication protocol as the default method.
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Topics
#NTLM hashes#LM hashes#password cracking#Windows security