You can create rule based alerts for your externally exposed assets by using the existing templates and by specifying a query. For more information, refer to Create a New Action, Create a New Rule, and Manage Alerts.
Examples of alerts:
You can set an alert for the externally exposed assets that are discovered in last 8 days from a particular domain.
You can set an alert for an externally exposed assets that are created in last 2 hours.
Use the following tokens to create rule based EASM alerts: