SEP does not rely on a single definition file. It uses several types, updated at different cadences:
| Metric | What It Means | Healthy State | | :--- | :--- | :--- | | | e.g., 2025-04-14 v34258 | Less than 24 hours old | | Last Updated Time | Timestamp of last successful update | Within the last 24 hours | symantec endpoint protection definitions