# Allowing topic creation through direct delivery email in makes my forum vulnerable to spammers

**URL:** <https://meta.discourse.org/t/allowing-topic-creation-through-direct-delivery-email-in-makes-my-forum-vulnerable-to-spammers/118421>\
**Category:** Product Support\
**Created:** [May 22, 2019, 3:51pm UTC](https://meta.discourse.org/t/allowing-topic-creation-through-direct-delivery-email-in-makes-my-forum-vulnerable-to-spammers/118421 "2019-05-22T15:51:50Z")\
**Posts on this page:** 1\
**Showing post:** 8

<div class="post-metadata">

**Author:** ![codinghorror](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/codinghorror/32/110067_2.png) [@codinghorror](https://meta.discourse.org/u/codinghorror)\
**Post date:** [May 24, 2019, 7:40am UTC](https://meta.discourse.org/t/allowing-topic-creation-through-direct-delivery-email-in-makes-my-forum-vulnerable-to-spammers/118421/8 "2019-05-24T07:40:11Z")

</div>

> [@mpalmer](#):
>
> ban SMTP sender domains with at SMTP time with `sender_access` rules

Is there a link on how to do this in the direct delivery email topic? I suspect this will come up a bit.

---

_[View the full topic](https://meta.discourse.org/t/allowing-topic-creation-through-direct-delivery-email-in-makes-my-forum-vulnerable-to-spammers/118421)._