University of Hong Kong O Auth API
OAuth 2.0 / OpenID Connect protocol endpoints.
University of Hong Kong O Auth API is one of 8 APIs that University of Hong Kong publishes on the APIs.io network, described by a machine-readable OpenAPI specification.
This API exposes 1 JSON Schema definition.
Tagged areas include Authentication. The published artifact set on APIs.io includes an OpenAPI specification, authentication docs, and 1 JSON Schema.
This API exposes 5 operations across 5 paths, and defines 2 schemas. It is described by OpenAPI 3.2.0, at version 2026-08-19.
Requests are made against a single base URL, https://adfs.hku.hk.
Metadata
The identity and technical contract details declared by the specification.
Authentication & Security 2
University of Hong Kong O Auth API declares
2 security schemes
for authenticating requests.
It accepts HTTP bearer tokens (JWT) (bearerAuth).
It supports OAuth 2.0 (oauth2) using the authorizationCode, clientCredentials and deviceCode flows, exposing 9 scopes.
By default, every request must be authenticated.
bearerAuth— Access token issued by https://adfs.hku.hk/adfs, signed RS256.oauth2— Flows transcribed from the HKU AD FS discovery document.
Paths & Operations 5
Across 5 paths, the API surfaces 5 operations — 3 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.
OAuth 2.0 / OpenID Connect protocol endpoints.
Schemas 2
The contract defines 2 schemas that model the data the API accepts and returns. The most detailed are TokenResponse (6 properties), OAuthError (3 properties). Each schema is shown below with its type and property counts.
Specification
The full machine-readable OpenAPI contract behind this narrative.
Source
More from University of Hong Kong 7
Other APIs University of Hong Kong publishes across the network.
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