Event Message:

Removing Trusted Domain: Domain Name: name Domain ID: parameter Removed By: User Name: user name Domain: name Logon ID: parameter

Source Event Log Event ID Event Type
Security Security 611 Success Audit

Explanation:

This event record indicates that the identified user removed a trust relationship with the specified domain. Removing certain trust relationships can have serious security implications. Trusted relationships removed by a user who is not trusted can be a security risk.

User Action:

The person with administrative rights for the computer should make sure that the user who removed the trust relationship should have the authority to do so.