# Testing OAUTH2 access

**URL:** <https://devforum.zoom.us/t/testing-oauth2-access/80971>\
**Category:** Authentication\
**Created:** [January 4, 2023, 10:37pm UTC](https://devforum.zoom.us/t/testing-oauth2-access/80971 "2023-01-04T22:37:12Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![elisa.zoom](https://sea2.discourse-cdn.com/flex016/user_avatar/devforum.zoom.us/elisa.zoom/32/47836_2.png) [@elisa.zoom](https://devforum.zoom.us/u/elisa.zoom)\
**Post date:** [January 5, 2023, 9:58pm UTC](https://devforum.zoom.us/t/testing-oauth2-access/80971/4 "2023-01-05T21:58:42Z")

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Hi @zoommeeting  
Thanks for reaching out to the Zoom Developer Forum, I am happy to help here!  
Here is a guide on how to make an API call with Oauth credentials using Postman.

> [@Guide: Making a Zoom API Call with OAuth Credentials in Postman](https://devforum.zoom.us/t/guide-making-a-zoom-api-call-with-oauth-credentials-in-postman/64538):
>
> To publish an app on the Zoom Marketplace you must create an [OAuth app](https://marketplace.zoom.us/docs/guides/build/oauth-app/). When you’re ready to test making API calls, download the latest version of Postman and import the Zoom API collections following the steps outlined [here](https://marketplace.zoom.us/docs/guides/guides/postman/using-postman-to-test-zoom-apis/). There are Three Ways to Set up OAuth in Postman to Make API Requests We’re going to go through three ways to set up our OAuth application credentials to successfully authorize and access the Zoom API to make requests. The “Easy” Difficulty OAuth 2.0 Set Up in Postman We’…

Let me know if this helps!  
Elisa

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