Which entity in OAuth operation validates the access token?
A. Authorization Server
B. Resource Owner
C. Resource Server
D. Client
Which entity in OAuth operation validates the access token?
A. Authorization Server
B. Resource Owner
C. Resource Server
D. Client
C
Access Token: This token is issued by the authorization server. The client presents
the token to a resource server when it needs to access protected
resources on that server. The resource server is able to validate the
token and trusts connections using the token.
https://www.cisco.com/c/dam/en/us/td/docs/voice_ip_comm/jabber/11_9/Unified-CM-OAuth-Whitepaper-v17-FINAL.pdf
C
The correct answer is : C
Resource Server is the Server that hosts protected resources and validates access token during resource access.