In the trailer department we carry Jet Co, Haulass, and Dynaweld. We also have an assorted inventory of used cars, Ford, Chevy, Mercury, and GMC, Volkswagen, Honda, Dodge and Nissans, Trucks, Vans and SUVâs.
In short, please. :-). Authentication = login + password (who you are). Authorization = permissions (what you are allowed to do). Short auth is most likely to refer either to the first one or to both.
If the application identity is authenticated and the authorization grant is valid, the authorization server (API) issues an access token to the application. Authorization is complete. The application requests the resource from the resource server (API) and presents the access token for authentication.