C# Класс Microsoft.AspNet.SignalR.HubPipelineExtensions

Requiring Authentication adds an AuthorizeModule to the IHubPipeline with IAuthorizeHubConnection and IAuthorizeHubMethodInvocation authorizers that will be applied globally to all hubs and hub methods. These authorizers require that the System.Security.Principal.IPrincipal's System.Security.Principal.IIdentity IsAuthenticated for any clients that invoke server-side hub methods or receive client-side hub method invocations.