<PackageReference Include="NETStandard.Library" Version="2.0.0-preview2-25401-01" />

System.Security.Cryptography.Oid

public sealed class Oid
namespace System.Security.Cryptography { public sealed class Oid { public string FriendlyName { get; set; } public string Value { get; set; } public Oid(); public Oid(Oid oid); public Oid(string oid); public Oid(string value, string friendlyName); public static Oid FromFriendlyName(string friendlyName, OidGroup group); public static Oid FromOidValue(string oidValue, OidGroup group); } }