No User,Kerberos pre-authentication... Expand / Collapse
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Posted 7/18/2016 10:58:36 AM
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Hi all, in our infra 3000 users, some users have issue with locked session, after invistigation and removing all credential on machine , the pb persist , we found on the log dc 4771,AUDIT FAILURE,Microsoft-Windows-Security-Auditing,Mon Jul 18 13:54:54 2016,No User,Kerberos pre-authentication failed. any idea best regrads
Post #5235
Posted 7/24/2016 3:17:13 PM
Supreme Being

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Last Login: 11/14/2013 3:17:47 PM
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You could review failure logs for event ID 4776 in order to determine if something is trying to authenticate with NTLM and causing the accounts to lockout.
Post #6240
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