\ Event ID 4773 - A Kerberos service ticket request failed

Account Logon Event: 4773

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Account Logon Event ID 4773 - A Kerberos service ticket request failed

Event ID 4773 - A Kerberos service ticket request failed

Event ID 4773
Category Account Logon
Sub category Kerberos Service Ticket Operations
Description A Kerberos service ticket request failed

When a Kerberos service request fails, event ID 4773 is logged.

This log data gives the following information:

Account Information Account Name
Account Domain
Service Information Service Name
Network Information Client Address
Client Port
Additional Information Ticket Options
Failure Code

Why event ID 4773 needs to be monitored?

  • Prevention of privilege abuse
  • Detection of potential malicious activity
  • Operational purposes like getting information on user activity like user attendance, peak logon times, etc.
  • Compliance mandates

Pro tip:

ADAudit Plus account logon real-time pre-configured reports help identify miscreant users attempting logon into machines that requires elevated privileges and provide evidence for any action administered by any user. These reports can be advantageously in overcoming account logon audit challenges.

Event 4773 applies to the following operating systems:

  • Windows Server 2008 R2 and Windows 7
  • Windows Server 2012 R2 and Windows 8.1
  • Windows Server 2016 and Windows 10

Corresponding event ID for 4773 in Windows Server 2003 and older is 673