[Samba] Win8.1 Credentials Manager issue after KB2992611 with NT4 style domain controllers

Andreas Schneider asn at samba.org
Wed Aug 19 15:36:46 UTC 2015

Windows 8.1 fails to connect to NT4-style domain controllers (Samba PDC) with 
KB2992611. To fix this there is a Windows 8.1 workaround:

To work around this problem, set the value of the ProtectionPolicy registry 
entry to 1 to enable local backup of the MasterKey instead of requiring a RWDC 
in the following registry subkey:


See https://support.microsoft.com/en-us/kb/3000850

Andreas Schneider                   GPG-ID: CC014E3D
Samba Team                             asn at samba.org

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