<PackageReference Include="System.Security.Permissions" Version="9.0.10" />

KeyContainerPermission

Controls the ability to access key containers. This class cannot be inherited.
namespace System.Security.Permissions { [Obsolete("Code Access Security is not supported or honored by the runtime.", DiagnosticId = "SYSLIB0003", UrlFormat = "https://aka.ms/dotnet-warnings/{0}")] public sealed class KeyContainerPermission : CodeAccessPermission, IUnrestrictedPermission { public KeyContainerPermissionFlags Flags { get; } public KeyContainerPermissionAccessEntryCollection AccessEntries { get; } public KeyContainerPermission(PermissionState state) { } public KeyContainerPermission(KeyContainerPermissionFlags flags) { } public KeyContainerPermission(KeyContainerPermissionFlags flags, KeyContainerPermissionAccessEntry[] accessList) { } public bool IsUnrestricted() { return false; } public override bool IsSubsetOf(IPermission target) { return false; } public override IPermission Intersect(IPermission target) { return null; } public override IPermission Union(IPermission target) { return null; } public override IPermission Copy() { return null; } public override SecurityElement ToXml() { return null; } public override void FromXml(SecurityElement securityElement) { } } }