The $5 PoisonTap quickly, completely hijacks even a locked computer’s internet

  |   Tech News

After I learned of this clever exploit from Samy Kamkar, my poor 2012 MacBook Air looks more vulnerable than venerable: Asleep on the table, its USB ports exposed, it could be hijacked in seconds by a malicious Raspberry Pi Zero called PoisonTap. No need for passwords, zero-days or million-dollar back doors — although a little social engineering to get me to leave the room might help.PoisonTap connects to the USB port and announces itself not as a USB device, but an Ethernet interface. The computer, glad to switch over from battery-sucking Wi-Fi, sends a DHCP request, asking to be assigned an IP.

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