My question: Is it possible to coerce Postman’s built-in OAuth 2.0 “Refresh Token” function to use the same Client Authentication mode as the “Fetch Access Token” function? As best as I can tell, it always uses Basic Auth to fetch the refresh token. Details (like screenshots): I’m using the built…

Really Appreciate it if anyone could explain how to use Client Authentication: send client credentials in the post body for refresh token call of oauth2 authentication of the postman

@sagars.esds Another option is to use a pre-request script instead of the built in authentication. This is an example of authenticating to Microsoft. It uses the expiry date and only gets a new token if it thinks the current one has expired. pm.test("Check for collectionVariables", function () {…

Hi, I’m fairly new to Postman and was having this issue. I solved it by setting this under Advanced parameters [image] In my case I have set the clientId variable for the collection I’m working with.

Which I admit is weird and may be a bug because the documentation for the API I’m using doesn’t say I need to explicitly pass the client_id parameter for the token refresh. I just decided to try this and it worked.

OAuth 2.0 Refresh Token - How To Use "In Body" Client Credentials

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kevj23 (kevj23) March 13, 2023, 1:50pm 4

I’ve just run into this same issue; I need the client_id sent in the refresh request body, and it’s not clear where this can be turned on (if at all).

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OAuth 2.0 Refresh Token - How To Use "In Body" Client Credentials

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