---
title: Seen Enforcer Event Source
slug: ps/help/en_us/vwaf/ag/seen-enforcer-event-source
docTags: 
createdAt: 2026-08-02T10:05:41.449Z
---

## Purpose

Triggers an alert:

- when a new enforcer has been added to the configuration
- when an enforcer couldn’t be seen for more than 5 minutes and thus seems to be inactive

:::hint{type="info"}
For more information regarding adding and editing Event Sources, see [Editing Event Sources](docId\:V6JsMMBOlcuIyvnVzNiYi).
:::

## Attributes

| Attribute      | Meaning                                                                                                                                                  |
| -------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------- |
| msg add prefix | This text is added to the beginning of the issued alerts when a new enforcer has been detected.<br />The default text here is "new enforcer seen:".      |
| msg rmv prefix | This text is added to the beginning of the issued alerts when an enforcer is no longer available.<br />The default text is "old seen enforcer expired:". |