# Mail Traffic Filtering Scheme

Besides mail filters, other services are involved in filtering mail traffic on SafeUTM.

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The complete scheme and sequence of filtering are shown in the diagram.  
[![1. Mail Traffic Filtering Scheme.png](https://docs.safedns.com/uploads/images/gallery/2022-09/scaled-1680-/pySuvgb6aQDnymrQ-1-mail-traffic-filtering-scheme.png)](https://docs.safedns.com/uploads/images/gallery/2022-09/pySuvgb6aQDnymrQ-1-mail-traffic-filtering-scheme.png)

The white list in the mail settings ensures the passage of emails without filtering, starting from the level of "Filtering by gray lists and checking DKIM/SPF". Preliminary spam filters are triggered for any recipients.