<PackageReference Include="System.Security.Permissions" Version="11.0.0-preview.2.26159.112" />

System.Security.Permissions.RegistryPermissionAttribute

Allows security actions for RegistryPermission to be applied to code using declarative security. This class cannot be inherited.
namespace System.Security.Permissions { public sealed class RegistryPermissionAttribute : CodeAccessSecurityAttribute { public string All { get; set; } public string ChangeAccessControl { get; set; } public string Create { get; set; } public string Read { get; set; } public string ViewAccessControl { get; set; } public string ViewAndModify { get; set; } public string Write { get; set; } public RegistryPermissionAttribute(SecurityAction action); } }