Recommended use
This grant is suitable for machine-to-machine authentication or for a client making requests to an API that does not require the user’s permission. This grant should be allowed for use only by trusted clients.
The flow
The client can request an access token using only its client credentials with this grant type. It is similar to the resource owner password credentials grant type except in this case, only the client’s credentials are used to authenticate a request for an access token.
Support for refresh token grant - No
The cURL commands below can be used to try this grant type.
curl -v -X POST -H "Authorization: Basic <base64 encoded client id:client secret value>" -k -d "grant_type=client_credentials" -H "Content-Type:application/x-www-form-urlencoded" https://localhost:9443/oauth2/token
curl -u <client id>:<client secret> -k -d "grant_type=client_credentials" -H "Content-Type:application/x-www-form-urlencoded" https://localhost:9443/oauth2/token
You will receive a response similiar to the format below.
Response
{"token_type":"Bearer","expires_in":2061,"access_token":"ca19a540f544777860e44e75f605d927"}
Overview
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