# Microsoft.AspNetCore.Identity

``` diff
 namespace Microsoft.AspNetCore.Identity {
-    public static class IdentityAuthenticationBuilderExtensions {
 {
-        public static AuthenticationBuilder AddIdentityBearerToken<TUser>(this AuthenticationBuilder builder) where TUser : class, new();

-        public static AuthenticationBuilder AddIdentityBearerToken<TUser>(this AuthenticationBuilder builder, Action<BearerTokenOptions> configureOptions) where TUser : class, new();

-    }
     public class SignInManager<TUser> where TUser : class {
+        public string PrimaryAuthenticationScheme { get; set; }
     }
 }
```

