Which authentication solution would allow users to access third-party applications and web services using their existing credentials at Google or Facebook sites?

Last Updated: Mar 1, 2026
IT Exam Items Repository › Category: CCNA 3 v7 › Which authentication solution would allow users to access third-party applications and web services using their existing credentials at Google or Facebook sites?

Which authentication solution would allow users to access third-party applications and web services using their existing credentials at Google or Facebook sites?

  • basic authentication
  • API key authentication
  • OAuth 2.0 authentication
  • access token authentication

Explanation: OAuth is a secure protocol that allows third-party applications to access a user's resources without exposing their credentials. OAuth 2.0 lets users access different applications and web services using existing credentials from providers like Google or Facebook. It uses access tokens issued after an initial authentication process.

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