Explore ASP.NET Core 3 Identity Authentication in this 34-minute video tutorial. Dive deep into the Identity package's authentication infrastructure, focusing on UserManager and SignInManager functionalities. Learn how to integrate Identity with Entity Framework, set up a database, and configure essential components. Follow along as the instructor creates a new project, installs Entity Framework, adds Identity, and implements crucial elements like the Home Controller, User Manager, and Identity User. Gain practical insights into connecting authentication systems with databases and configuring user management in ASP.NET Core 3 applications.