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<certificate> Element

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Specifies an X.509 certificate to use for signing and encrypting messages for peer-to-peer clients.

Schema Hierarchy

<system.serviceModel>
  <behaviors>
    <endpointBehaviors>
      <behavior> of <endpointBehaviors>
        <clientCredentials>
          <peer> of <clientCredentials> Element
            <certificate> Element

Syntax

<certificate findValue="String" 
     
storeLocation="LocalMachine/CurrentUser"
      storeName="AddressBook/AuthRoot/CertificateAuthority/Disallowed/My/Root/TrustedPeople/TrustedPublisher"
      X509FindType="FindByThumbPrint/FindBySubjectName/FindBySubjectDistinguishedName/FindByIssuerName/FindByIssuerDistinguishedName/FindBySerialNumber/FindByTimeValid/FindByTimeNotYetValid/FindByTemplateName/FindByApplicationPolicy/FindByCertificatePolicy/FindByExtension/FindByKeyUsage/FindBySubjectKeyIdentifier"
/>

Attributes and Elements

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

Attributes

Attribute Description

findValue

A string that contains the value to search for in the X.509 certificate store. The type contained in the attribute must satisfy the requirements of the specified x509FindType. The default is an empty string.

storeLocation

Specifies the location of the X.509 certificate store that the client uses to validate the peer's certificate against. Valid values include the following:

  • LocalMachine: the certificate store assigned to the local machine.

  • CurrentUser: the certificate store assigned to the current user.

The default is LocalMachine.

storeName

Specifies the name of the X.509 certificate store to open. Valid values include the following:

  • AddressBook: Certificate store for other users.

  • AuthRoot: Certificate store for third-party certificate authorities (CAs).

  • CertificateAuthority: Certificate store for intermediate certificate authorities (CAs).

  • Disallowed: Certificate store for revoked certificates.

  • My: Certificate store for personal certificates.

  • Root: Certificate store for trusted root certificate authorities (CAs).

  • TrustedPeople: Certificate store for directly-trusted people and resources.

  • TrustedPublisher: Certificate store for directly-trusted publishers.

The default is My.

X509FindType

Defines the type of X.509 search to be executed. Valid values include the following:

  • FindByThumbPrint

  • FindBySubjectName

  • FindBySubjectDistinguishedName

  • FindByIssuerName

  • FindByIssuerDistinguishedName

  • FindBySerialNumber

  • FindByTimeValid

  • FindByTimeNotYetValid

  • FindByTemplateName

  • FindByApplicationPolicy

  • FindByCertificatePolicy

  • FindByExtension

  • FindByKeyUsage

  • FindBySubjectKeyIdentifier

The type contained in the findValue attribute must satisfy the requirements of the specified X509FindType.

The default value is FindBySubjectDistinguishedName.

Child Elements

None.

Parent Elements

Element Description

<peer> of <clientCredentials> Element

Specifies credentials used when authenticating peer-to-peer clients.

Remarks

This configuration element contains a X509Certificate2 instance used when authenticating neighbors in the peer mesh.

For more information about peer-to-peer programming, see Peer to Peer Networking.

Example

The following code specifies how to find the certificate used in a peer-to-peer scenario.

<behaviors>
 <endpointBehaviors>
  <behavior name="MyEndpointBehavior">
   <clientCredentials>
    <peer>
     <certificate findValue="www.contoso.com" 
                   storeLocation="LocalMachine"
                   x509FindType="FindByIssuerName" />
    </peer>
   </clientCredentials>
  </behavior>
</endpointBehaviors>

See Also

Reference

PeerCredentialElement
Certificate
X509PeerCertificateElement
Certificate

Other Resources

Working with Certificates
Peer to Peer Networking
Peer Channel Message Authentication
Peer Channel Custom Authentication
Best Practices for Securing PeerChannel Applications


© 2007 Microsoft Corporation. All rights reserved.
Last Published: 2010-01-05