System 2.0.0.0 4.0.0.0 System.Enum This enumeration specifies how much of the certificate chain to include in X.509 data. You can choose to include the end certificate only; the whole chain; or the whole chain except the root certificate, which is the default. Specifies how much of the X.509 certificate chain should be included in the X.509 data. Field 2.0.0.0 4.0.0.0 System.Security.Cryptography.X509Certificates.X509IncludeOption Only the end certificate is included in the X.509 chain information. Field 2.0.0.0 4.0.0.0 System.Security.Cryptography.X509Certificates.X509IncludeOption The entire X.509 chain is included except for the root certificate. Field 2.0.0.0 4.0.0.0 System.Security.Cryptography.X509Certificates.X509IncludeOption No X.509 chain information is included. Field 2.0.0.0 4.0.0.0 System.Security.Cryptography.X509Certificates.X509IncludeOption The entire X.509 chain is included.