# Microsoft.AspNetCore.Authentication.Core

``` diff
 {
     namespace Microsoft.AspNetCore.Authentication {
         public class AuthenticationService : IAuthenticationService {
-            public AuthenticationService(IAuthenticationSchemeProvider schemes, IAuthenticationHandlerProvider handlers, IClaimsTransformation transform);

+            public AuthenticationService(IAuthenticationSchemeProvider schemes, IAuthenticationHandlerProvider handlers, IClaimsTransformation transform, IOptions<AuthenticationOptions> options);
+            public AuthenticationOptions Options { get; }
         }
     }
 }
```

