A security architect is troubleshooting an issue with an OIDC implementation.

CompTIA CAS-005 Question Answer

A security architect is troubleshooting an issue with an OIDC implementation. The architect reviews the following configuration and errors:

Error: Invalid authentication request code

Which of the following is the most likely cause of the error?

The redirect-url parameter is not in the allowed list of redirect hosts in the configuration.

Introspection is not enabled within the OIDC code implementation.

The encoding of the URL parameters on the proxy system is failing.

The state parameter is being reused within the authentication challenge.

OAuth 2.0 was unable to verify the lack of an interception attack.

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