Choose Add Security Key to begin the setup process. Click the Register button, push your key into a spare USB port, then tap the button on the stick itself.

Once the stick is in place, you can then press a button that will initiate a cryptographic exchange with Google’s security protocols to see if the USB stick matches with your login credentials.

Attach the USB flash drive to your Mac and locate its disk icon on your desktop, in a Finder window, or in the Finder sidebar, then right-click (or Ctrl-click) it and select Encrypt " [USB stick ...

LogmeOnce, a password-management platform built around a secure USB stick, set out last month to raise $50,000 on Kickstarter. Now, it's about to hit that crowdfunding goal, with 12 days to spare.