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X509CertificateValidationMode Enumeration

An enumeration that lists the ways of validating a certificate.

Namespace:  System.ServiceModel.Security
Assembly:  System.IdentityModel (in System.IdentityModel.dll)

'Declaration
Public Enumeration X509CertificateValidationMode

Member nameDescription
ChainTrustThe certificate is valid if the chain builds to a certification authority in the trusted root store.
CustomThe user must plug in a custom X509CertificateValidator to validate the certificate.
NoneNo validation of the certificate is done.
PeerOrChainTrustThe certificate is valid if it is in the trusted people store, or if the chain builds to a certification authority in the trusted root store.
PeerTrustThe certificate is valid if it is in the trusted people store.

          ChannelFactory<ISimpleChannel> cf =
              new ChannelFactory<ISimpleChannel>();
          cf.Credentials.ClientCertificate.SetCertificate(
              StoreLocation.CurrentUser, StoreName.My,
              X509FindType.FindByThumbprint,
"37 28 05 09 22 81 07 08 a0 cd 2a af dd c3 83 cd c3 3b 8f 9d");
          cf.Credentials.ServiceCertificate.SetDefaultCertificate(
              StoreLocation.CurrentUser,
              StoreName.TrustedPeople,
              X509FindType.FindByThumbprint,
"33 93 68 cc 7c 75 80 24 a2 80 9f 45 8c 81 fa 92 ad 5b 04 39");
          cf.Credentials.ServiceCertificate.Authentication.CertificateValidationMode
              = X509CertificateValidationMode.PeerOrChainTrust;

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

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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