# Using Cognito to add authentication to a serverless app

**URL:** <https://discourse.sst.dev/t/using-cognito-to-add-authentication-to-a-serverless-app/2434>\
**Category:** Chapter Comments\
**Created:** [July 28, 2021, 7:24pm UTC](https://discourse.sst.dev/t/using-cognito-to-add-authentication-to-a-serverless-app/2434 "2021-07-28T19:24:26Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![jayair](https://yyz2.discourse-cdn.com/flex032/user_avatar/discourse.sst.dev/jayair/32/9_2.png) [@jayair](https://discourse.sst.dev/u/jayair)\
**Post date:** [July 28, 2021, 7:24pm UTC](https://discourse.sst.dev/t/using-cognito-to-add-authentication-to-a-serverless-app/2434/1 "2021-07-28T19:24:26Z")

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Link to chapter — [https://serverless-stack.com/chapters/using-cognito-to-add-authentication-to-a-serverless-app.html](https://serverless-stack.com/chapters/using-cognito-to-add-authentication-to-a-serverless-app.html)

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**Author:** ![mkarsene](https://yyz2.discourse-cdn.com/flex032/user_avatar/discourse.sst.dev/mkarsene/32/1225_2.png) [@mkarsene](https://discourse.sst.dev/u/mkarsene)\
**Post date:** [September 16, 2021, 5:44am UTC](https://discourse.sst.dev/t/using-cognito-to-add-authentication-to-a-serverless-app/2434/2 "2021-09-16T05:44:26Z")

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What is the recommemended way to create passwordless login with cognito using sst?