<PackageReference Include="System.Security.Permissions" Version="6.0.0-preview.2.21154.6" />

API Differences between 6.0.0-preview.2.21154.6 and 4.4.0-preview2-25405-01

122 Additions 4 Removals

System.Configuration

System.Security

System.Security.Permissions

System.ServiceProcess

System.Web

System.Xaml.Permissions