Windows NTLM Passwords

  • To access CIFS shares or login to a domain, users provide their user names and passwords.

  • Passwords for accounts on NT4 Domain Controller:
    mike:500:40B5546653BF1E471D71060D896B7A46:72B51AA6979379A20D2936E4E0B1D6B0:[UX]:LCT-3E52CBFE:

  • Windows encryption is different from Unix:
    mike:$1$Dblngr.F$.ZQdmksQzAqFSegnUp0ZB:500:500::/home/alexei:/bin/bash

  • Unified Unix-Windows accounts are possible only if

    A) Passwords are sent in clear text (un-encrypted over the network) from a server to a client.
    Problem: SECURITY

    B) both Unix and Windows hashes are stored on the server.
    Problem: Unix-Windows password synchronization.
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