<PackageReference Include="System.Security.Permissions" Version="10.0.7" />

System.Security.Permissions.ReflectionPermissionAttribute

Allows security actions for ReflectionPermission to be applied to code using declarative security.
namespace System.Security.Permissions { public sealed class ReflectionPermissionAttribute : CodeAccessSecurityAttribute { public ReflectionPermissionFlag Flags { get; set; } public bool MemberAccess { get; set; } public bool ReflectionEmit { get; set; } public bool RestrictedMemberAccess { get; set; } public bool TypeInformation { get; set; } public ReflectionPermissionAttribute(SecurityAction action); } }