Occurs before deleting the sign-in session.
Assembly: System.IdentityModel.Services (in System.IdentityModel.Services.dll)
This event is not guaranteed to be called for every session. For example, the cookies may be deleted at the client-side, in which case, this event would never be raised because there is no server-side event for deleting the session.
The following code shows a handler for the SessionAuthenticationModule overview topic.event implemented in the global.asax.cs file of an ASP.NET web application. You must also add the handler to the event. A more complete example is shown in the
Available since 4.5