It would really be helpful if OAuth2 authentication would be enabled for Kafka topics just like for Rest APIs. Tokens would be dynamically generated and then put a reference to it into the connectio...
You can use OAuth2 Profiles for your Kafka requests in the current version of ReadyAPI.
If you set up an OAuth profile in the Auth Manager: https://support.smartbear.com/readyapi/docs/requests/auth/index.html?sbsearch=Auth%20Manager
You should be able to use that Auth Profile in your API Connection step for your Kafka request: