The air gap or air wall technique implies isolating one or more computers from unsecured networks. It can be implemented physically or theoretically, in the second case the isolation being realized only at a cryptographic level. Used in order to protect classified information, payment networks and
The latest types of security exploits target connected cars and airplanes . Attacks aiming the essential systems of these kind of machines take the idea of cyber warfare to a whole new level. Since firewalls cannot offer the needed degree of protection, security defense must take a dramatic turn in
