<PackageReference Include="System.Security.Permissions" Version="10.0.0-preview.3.25171.5" />

API Differences between 10.0.0-preview.3.25171.5 and 4.6.0-preview7.19362.9

28 Additions 4 Removals

System.DirectoryServices

System.Security.Policy

System.Xaml.Permissions