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.
authentication - validating the authenticity of something or someone certification validation, substantiation, proof - the act of validating; finding or testing the truth of something