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WSFederationAuthenticationModule.CanReadSignInResponse Method (HttpRequestBase)

.NET Framework 4.5

Returns a value that indicates whether the specified HTTP request is a WS-Federation sign-in response message. If the message is a WS-Federation sign-out clean-up message (“wsignoutcleanup1.0”), this method processes the request.

Namespace:  System.IdentityModel.Services
Assembly:  System.IdentityModel.Services (in System.IdentityModel.Services.dll)

member CanReadSignInResponse : 
        request:HttpRequestBase -> bool


Type: System.Web.HttpRequestBase

The incoming HTTP request.

Return Value

Type: System.Boolean
true if the specified HTTP request contains a form POST in which the wa parameter is set to “wsignout1.0” and the wresult parameter is not empty; otherwise false.


request is a null reference (Nothing in Visual Basic).

This method is invoked from the request processing pipeline to determine whether the incoming HTTP request is a FORM post that contains a WS-Federation sign-in response message.

It invokes the WSFederationAuthenticationModule.CanReadSignInResponse(HttpRequestBase, Boolean) overload with the onPage parameter set false to indicate that the call did not originate while processing a page.

.NET Framework

Supported in: 4.5

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

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