' This method creates a WSFederationHttpBinding.
Public Shared Function CreateWSFederationHttpBinding(ByVal isClient As Boolean) As WSFederationHttpBinding
  ' Create an instance of the WSFederationHttpBinding.
  Dim b As New WSFederationHttpBinding()

  ' Set the security mode to Message.
  b.Security.Mode = WSFederationHttpSecurityMode.Message

  ' Set the Algorithm Suite to Basic256Rsa15.
  b.Security.Message.AlgorithmSuite = SecurityAlgorithmSuite.Basic256Rsa15

  ' Set NegotiateServiceCredential to true.
  b.Security.Message.NegotiateServiceCredential = True

  ' Set IssuedKeyType to Symmetric.
  b.Security.Message.IssuedKeyType = SecurityKeyType.SymmetricKey

  ' Set IssuedTokenType to SAML 1.1
  b.Security.Message.IssuedTokenType = "http://docs.oasis-open.org/wss/oasis-wss-saml-token-profile-1.1#samlv1.1"

  ' Extract the STS certificate from the certificate store.
  Dim store As New X509Store(StoreName.TrustedPeople, StoreLocation.CurrentUser)
  store.Open(OpenFlags.ReadOnly)
  Dim certs As X509Certificate2Collection = store.Certificates.Find(X509FindType.FindByThumbprint, "0000000000000000000000000000000000000000", False)
  store.Close()

  ' Create an EndpointIdentity from the STS certificate.
  Dim identity As EndpointIdentity = EndpointIdentity.CreateX509CertificateIdentity (certs(0))

  ' Set the IssuerAddress using the address of the STS and the previously created 
  ' EndpointIdentity.
  b.Security.Message.IssuerAddress = New EndpointAddress(New Uri("http://localhost:8000/sts/x509"), identity)

  ' Set the IssuerBinding to a WSHttpBinding loaded from configuration. 
  ' The IssuerBinding is only used on federated clients.
  If isClient Then
      b.Security.Message.IssuerBinding = New WSHttpBinding("Issuer")

  ' Set the IssuerMetadataAddress using the metadata address of the STS and the
  ' previously created EndpointIdentity. The IssuerMetadataAddress is only used 
  ' on federated services.
  Else
      b.Security.Message.IssuerMetadataAddress = New EndpointAddress(New Uri("http://localhost:8001/sts/mex"), identity)
  End If

  ' Create a ClaimTypeRequirement.
  Dim ctr As New ClaimTypeRequirement("http://example.org/claim/c1", False)

  ' Add the ClaimTypeRequirement to ClaimTypeRequirements
  b.Security.Message.ClaimTypeRequirements.Add(ctr)

  ' Return the created binding
  Return b
End Function