Just like honeybees use scents and behavior patterns to authenticate anything entering their nest, RADIUS authentication ensures that only the right people can get on a network. RADIUS Authentication (Remote Authentication Dial-In User Service) is one solution for managing Authentication, Authorization, and Accounting (AAA) in cybersecurity. In this blackboard lesson, you will learn the intricacies of the RADIUS authentication process - from the time a supplicant first requests access all the way through the end of their session.