TopicActive Directory →
Event ID 40960. — LSA / secure authentication.
What does this error mean?
LSA reports a negotiation or d problem, authentication with a Service Service.
Probable causes
Verification and resolution
- Read the security package.
- Check time.
- Control DNS/SPN.
Precaution: Correlate with events 40961 and Kerberos.
Quick diagnostic.
To diagnose Event ID 40960 in the Active Directory domain, start with the following check: Read the security package. Then compare the result to this probable cause: Kerberos. Save the context and time of appearance to compare behavior before and after correction. Priority level indicated: High.