# SSO avec des adresses e-mail non uniques ?

**URL:** <https://meta.discourse.org/t/sso-with-non-unique-email-addresses/68125>\
**Category:** Product Support\
**Created:** [Août 16, 2017, 1:14 UTC](https://meta.discourse.org/t/sso-with-non-unique-email-addresses/68125 "2017-08-16T01:14:30Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![pfaffman](https://sea3.discourse-cdn.com/meta/user_avatar/meta.discourse.org/pfaffman/32/120154_2.png) [@pfaffman](https://meta.discourse.org/u/pfaffman)\
**Post date:** [Août 16, 2017, 2:06 UTC](https://meta.discourse.org/t/sso-with-non-unique-email-addresses/68125/3 "2017-08-16T02:06:28Z")

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A work around for many people is to use +addressing, like `user+joe@gmail.com`, `user+pat@gmail.com`, and so on. O all email providers support that, but most do.

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