Learning ASP.NET Web API (Video 20)

The video tutorial covers security considerations in ASP.NET Web API, focusing on network and application-level security. It discusses the importance of SSL for encrypted connections, CORS for resource sharing, and the distinction between authentication and authorization. The tutorial also introduces OAuth as a modern approach to authentication, highlighting its widespread use in applications like Facebook and Google.

Describe the concept of CORS and its importance in Web API security.

What is OAuth and how does it differ from traditional authentication methods?