# Sender Address Verification

> Mediated Wiki article. Canonical URL: https://mediated.wiki/source/Sender_Address_Verification
> Markdown URL: https://mediated.wiki/source/Sender_Address_Verification.md
> Source: https://en.wikipedia.org/wiki/Sender_Address_Verification
> Source revision: 1209150469
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

'''Sender Address Verification''' may refer to two distinct anti-spam techniques: 
* [Callback verification](/source/Callback_verification), also known as callout verification
* [Challenge–response spam filtering](/source/Challenge%E2%80%93response_spam_filtering)

{{Disambiguation}}

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Adapted from the Wikipedia article [Sender Address Verification](https://en.wikipedia.org/wiki/Sender_Address_Verification) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Sender_Address_Verification?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.