Cross-Origin Resource Sharing (CORS) is a security feature used by web browsers to control how resources on one website can be requested from another domain. It helps prevent malicious websites from accessing sensitive information on a different site without permission. CORS works by using special HTTP headers set by the server to specify which external…

OAuth token revocation is a process that allows an application or service to invalidate an access token or refresh token before it would normally expire. This ensures that if a token is compromised or a user logs out, the token can no longer be used to access protected resources. Token revocation helps improve security by…