> ## Documentation Index
> Fetch the complete documentation index at: https://developers.authlete.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Logging in to Developer Console as a Service owner

> Logging in to Developer Console as a service owner using API Key and API secret parameters to access additional settings and functionalities.

A service owner can log in to its client application developer console by entering following parameters.

| Item     | Parameter to be input     |
| -------- | ------------------------- |
| Login ID | API Key of the service    |
| Password | API secret of the service |

When logging in to the console with the service's API key and secret, the service owner will be able to access additional parameters as is shown below.\\

<img src="https://mintcdn.com/authlete/6DB6FpT_mlMnpO9F/deployment-and-operations/developer-console/client_setting_extension_en.png?fit=max&auto=format&n=6DB6FpT_mlMnpO9F&q=85&s=11b82f7a95b9964e64c2104182e409f6" alt="client_setting_extension_en" width="900" height="422" data-path="deployment-and-operations/developer-console/client_setting_extension_en.png" />

*Additional parameters that only service owners can access*

Please refer to the following document when letting third-party client app developers to log in to the client application developer consoles.

[https://www.authlete.com/documents/definitive\_guide/developer\_authentication\_callback](https://www.authlete.com/documents/definitive_guide/developer_authentication_callback)