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Specifies the identity of a service by its Service Principal Name (SPN).

For more information about setting the SPN, see Specifying Service Identity.

<servicePrincipalName value = "String" />

The following sections describe attributes, child elements, and parent elements



Attribute Description


The name by which a client uniquely identifies an instance of a service. If you install multiple instances of a service on computers throughout a forest, each instance must have its own SPN. A given service instance can have multiple SPNs if there are multiple names that clients might use for authentication.

Child Elements


Parent Elements


Element Description


Specifies the identity of the service to be authenticated by the client.

A secure Windows Communication Foundation (WCF) client that connects to an endpoint with this identity uses the SPN when performing SSPI authentication with the endpoint.

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