---
title: "The Authorization Endpoint performs Authentication of the End-User."
method: GET
path: "/authorize"
tags: ["Authorization"]
---

# The Authorization Endpoint performs Authentication of the End-User.

`GET /authorize`

End-User Authentication and Authorization done by sending the User Agent to the Authorization Endpoint using request parameters defined by OAuth 2.0 and OpenID Connect.

## Query parameters

- `scope` string, required
- `response_type` string, required
- `client_id` string, required
- `redirect_uri` string, required
- `state` string
- `response_mode` string
- `nonce` string
- `display` string
- `prompt` string
- `max_age` integer
- `ui_locales` string
- `id_token_hint` string
- `login_hint` string
- `acr_values` string
- `amr_values` string
- `request` string
- `request_uri` string
- `request_session_id` string
- `session_id` string
- `origin_headers` string
- `code_challenge` string
- `code_challenge_method` string
- `custom_response_headers` string
- `claims` string
- `auth_req_id` string
- `dpop_jkt` string
- `authorization_details` string

## Response `200`

OK

## Other responses

- `302` — Error codes for authorization endpoint.
- `400` — Invalid parameters are provided to endpoint.
- `401` — Unauthorized access request.
- `500` — Internal error occured. Please check log file for details.

## Changes

- **2023-12-21** `2415c2b3c10a` — 1 info
  - added the new optional `query` request parameter `authorization_details`
- **2023-10-06** `a544c2b6d035` — 1 info
  - added the new optional `query` request parameter `dpop_jkt`
- **2022-03-25** `d6fc0677410c` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/janssenproject/apis/janssen-authorization-server/changes/authorize/get.md)

---

[API](https://skmtc.dev/janssenproject/apis/janssen-authorization-server.md) · [All operations](https://skmtc.dev/janssenproject/apis/janssen-authorization-server/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/janssenproject/janssen-authorization-server/revisions/ae174ecfdc21/schema)