Windows System Event: 4822

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System Event » Windows System Event: 4822

Event ID 4822: NTLM authentication failed because the account was a member of the Protected User group.

Description NTLM authentication failed because the account was a member of the Protected User group.
Category Account logon
Subcategory Credential validation

This event logs the following information:

Account name -
Device name -
Error code -

Event 4822 applies to the following operating systems:

  • Windows Server 2012 R2 and 8.1
  • Windows Server 2016 and 10