Yoggie intros security-minded Pico USB stick | Engadget
GateKeeper Proximity
How to set up your GateKeeper key fob. – GateKeeper
USB-C to USB for Macs using GateKeeper Proximity. – GateKeeper
GateKeeper Halberd Wireless Proximity Token & USB Sensor Set
GateKeeper 2.0 Wireless Key & Lock » Gadget Flow
Gatekeeper 2.0 Remote Control for Your Computer with Military-Grade Encrypted Bluetooth Smart Key & Lock Authentication, Black 10-Pack : Amazon.in: Office Products