Zone
Provides the security zone of a code assembly as evidence for policy evaluation. This class cannot be inherited.
                namespace System.Security.Policy
{
    public sealed class Zone : EvidenceBase, IIdentityPermissionFactory
    {
        public SecurityZone SecurityZone => SecurityZone.MyComputer;
        public Zone(SecurityZone zone)
        {
        }
        public object Copy()
        {
            return null;
        }
        public static Zone CreateFromUrl(string url)
        {
            return null;
        }
        public IPermission CreateIdentityPermission(Evidence evidence)
        {
            return null;
        }
        public override bool Equals(object o)
        {
            return base.Equals(o);
        }
        public override int GetHashCode()
        {
            return base.GetHashCode();
        }
        public override string ToString()
        {
            return base.ToString();
        }
    }
}