<PackageReference Include="NETStandard.Library" Version="2.0.1" />

System.ComponentModel.PasswordPropertyTextAttribute

namespace System.ComponentModel { public sealed class PasswordPropertyTextAttribute : Attribute { public static readonly PasswordPropertyTextAttribute Default; public static readonly PasswordPropertyTextAttribute No; public static readonly PasswordPropertyTextAttribute Yes; public bool Password { get; } public PasswordPropertyTextAttribute(); public PasswordPropertyTextAttribute(bool password); } }