Enum ClientCertificateOption Path C++ Link System.Net.Http.ClientCertificateOption, System.Net.Http underlying int32 System.Net.Http.dll Values 2 NameValueHex Manual00x00Automatic10x01 Used by 1types with a member, parameter or interface of this type HttpClientHandler // System.Net.Http.ClientCertificateOption, System.Net.Http enum class ClientCertificateOption : int32 { Manual = 0, Automatic = 1, };