Developing Applications Using Cisco Core Platforms and APIs (DEVCOR) — Question 309

What is the unique identifier in the OAuth2 three-legged authorization code flow?

Answer options

• A. client ID
• B. resource owner
• C. authorization server
• D. resource server

Correct answer: A

Explanation

The correct answer is A, client ID, as it uniquely identifies the application making the authorization request in the OAuth2 flow. The other options represent different entities in the OAuth2 framework, such as the resource owner (B), which is the user granting access, and the authorization server (C) and resource server (D), which facilitate the authorization and access to resources, respectively.