![]() The Bluetooth/NFC functionality didn’t work, at all, on Chrome OS. The wire has a USB-A connection, so I need to carry around a silly dongle for my Mac, since it only has USB-C. The only way of getting it to work is to plug the thing in via a wire. The Bluetooth/NFC functionality doesn’t work, at all, on a Mac. So theoretically, when it asks for the key, I can just hit a button, or wave it close to a device, and it’ll let me in. All of my devices are now USB-C, so I also have to carry around a silly dongle. My current 2FA key is great, but it is a USB-A key (as almost every 2FA key on the market is). (USB-A is the old, full-size USB plug we used to use, which you invariably try to plug in upside down). The Google product comes with a separate physical USB-A key, and I already have one of those. Its impossible to buy in Australia for some reason, but I tracked down a Feitian equivalent (which is physically and operationally identical) on eBay. ![]() Google released a 2FA key with Bluetooth and NFC in it: the one on the left in the image above. I use mine for Google, a web host, some accounting software, and more. ![]() It effectively shuts off your account to anyone else. They act as an extra key for your account, so you sign in with a username and password as normal, then you insert the key into your computer, and then (and only then) will your account open. I’ve been using two-factor authentication physical keys for a long while now.
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