# Reply key / email address check not working? (replies by email)

**URL:** <https://meta.discourse.org/t/reply-key-email-address-check-not-working-replies-by-email/104507>\
**Category:** Support\
**Created:** [12월 17, 2018, 11:24오후 UTC](https://meta.discourse.org/t/reply-key-email-address-check-not-working-replies-by-email/104507 "2018-12-17T23:24:28Z")\
**Posts on this page:** 1\
**Showing post:** 10

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**Author:** ![ChrisBeach](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/chrisbeach/32/214628_2.png) [@ChrisBeach](https://meta.discourse.org/u/ChrisBeach)\
**Post date:** [3월 20, 2019, 10:14오전 UTC](https://meta.discourse.org/t/reply-key-email-address-check-not-working-replies-by-email/104507/10 "2019-03-20T10:14:30Z")

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> [@zogstrip](#):
>
> Handling this automatically would definitely lead to security issues.

Isn’t it a security issue for Discourse to trust the email address in the From header, and to use this as part of its validation of incoming emails? I can set the From header to whatever I like.

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