Kerberos provides a way to reason about who requests access, which authority issues proof and which service accepts it. Understanding that flow helps interpret configurations and anomalies.
Actors
The client, key distribution centre and service have different responsibilities. A ticket represents a decision inside that system, not a universal permission.
Analysis questions
Observe which identity starts the request, which service it targets and which conditions limit its use. Always relate cryptographic material to its owner and purpose.
Time context
Synchronisation, validity and renewal are part of the model. Record timing and context before attributing behaviour to a weakness.