Mastering Flask Web Development - Second Edition

Authentication methods

An authentication method is a process of confirming an identity. In the case of an application, a user is given a username and a secret security token (password) and uses them to verify their identity on the application itself. There are several authentication methods and types, used for different types of applications (such as API, web exposed, intranet, and government). We will be covering the most used type of authentication—single factor.