Seed Users and Roles Data in ASP.NET Core Identity

ASP.NET Core identity allows you to implement authentication and authorization for your web applications. While working with ASP.NET Core Identity at times you need to create default user accounts and roles in the system. In ASP.NET MVC you could have easily done this in Global.asax and Application_Start event handler. In ASP.NET Core the process is bit different since the application startup process is different. To that end this article explains a way to seed such user and roles data in your applications.

http://www.binaryintellect.net/articles/5e180dfa-4438-45d8-ac78-c7cc11735791.aspx