What are ASP.NET Core Identity roles and how do I use them?

What are ASP.NET Core Identity roles and how do I use them?

ASP.NET Core Identity roles are used to manage user permissions and access levels in your application. You can create roles like 'Admin', 'User', etc., and assign them to users.

How do I create a new role in ASP.NET Core?

You can create a new role by using the RoleManager class. First, inject it into your controller, then call the CreateAsync method with a new IdentityRole.

Can I assign multiple roles to a single user?

Yes, you can assign multiple roles to a user by using the UserManager class and the AddToRoleAsync method for each role.

What if I want to restrict access to certain parts of my application based on roles?

You can use the [Authorize] attribute in your controllers or actions to restrict access based on roles. For example, [Authorize(Roles = "Admin")] will restrict access to users in the Admin role.