Black Box KM Switchbox with CACBlack Box KM Switchbox with CAC The Black Box KM Switchbox with CAC is a high security, multi computer management solution designed for IT environments where control, efficiency, and credentialed access are critical. This secure KM switch enables a single operator to oversee up to eight computers simply by moving the mouse cursor from monitor to monitor, dramatically streamlining workflows, reducing clutter, and saving valuable desk space. By