System.ServiceModel 4.0.0.0 The token authenticators used by indigo2 for issuing SSLNEGO/SPNEGO SecurityContextTokens or SecureConversation-based SecurityContextTokens are IIssuanceSecurityTokenAuthenticators. Specifies the contract that should be implemented by a custom security token authenticator that issues tokens to the client. Property 4.0.0.0 System.ServiceModel.Security.Tokens.IssuedSecurityTokenHandler To be added. To be added. Gets or sets a handler for when the token is issued. Property 4.0.0.0 System.ServiceModel.Security.Tokens.RenewedSecurityTokenHandler To be added. This delegate should be invoked only if the token authenticator handles renewal of issued tokens. Gets or sets a handler for when the token is renewed.