<PackageReference Include="System.Security.Permissions" Version="4.6.0-preview4.19212.13" />

API Differences between 4.6.0-preview4.19212.13 and 9.0.0-preview.7.24405.7

27 Additions 16 Removals

System.DirectoryServices

System.Security

System.Security.Permissions

System.Security.Policy