This documentation is archived and is not being maintained.

X509CertificateValidationMode Enumeration

An enumeration that lists the ways of validating a certificate.

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

public enum X509CertificateValidationMode

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


          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;



                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, 3.5, 3.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Show: