---
title: Authentication interface one (login callback method)
description: GET /api/authorize.do: Authentication interface one (login callback method) Interface description, including path, method, parameters and return information.
slug: api-get-api-authorize-do
lang: en
category: Authentication API
category_order: 8
order: 100
api_method: GET
api_path: /api/authorize.do
api_label: Authentication interface one (login callback method)
keywords:
  - API
  - Authentication interface one (login callback method)
  - /api/authorize.do
---

# Authentication interface one (login callback method)

| Properties | Values |
| --- | --- |
| HTTP methods | `GET` |
| Interface path | `/api/authorize.do` |
| Category | Authentication API |

## Interface description

Interface path: `/api/authorize.do`

HTTP method: `GET`


#### HTTP request method

GET
#### URL parameters

Parameter name Comment (description)
response_type must be code (required) string
client_id developer's id (required) string
redirect_uri callback function address, needs to be consistent with registration (required) string
data: any data, string returned during callback
For example:
/api/authorize.do?response_type=code&client_id=xxxxx&redirect_uri=http://xxx.xxx.xxx&data=xxx
Access via browser
Return results
If the user is not logged in, it will jump to the login page. After logging in, if it is not authorized, it will 302 jump to the authorization page. If the user has been authorized, it will 302 jump to
redirect_uri and bring authorization code and data, similar to http://xxx.xxx.xxx?code=xxx&data=xxx
The code is valid for 5 minutes.
Authentication interface two (login-free method – JWT token method. In private cloud deployment, the login method of jwt token needs to be enabled.
formula)

## Call instructions

- Before calling, you need to complete [Get token](api-post-api-token-do.md) or the corresponding login-free authentication, and carry `Authorization: Bearer <access_token>` in the request header.
- If there are differences in parameters and return fields due to deployment versions, the actual private cloud API documents and joint debugging results should prevail.
- Category: Authentication API.