Security keys for Google Accounts can now be enrolled on Android and macOS

Security keys for Google Accounts can now be enrolled on Android and macOS. All Android 7.0 Nougat and newer devices running Chrome 70+ able to register a USB, Bluetooth, or NFC security key. Once enrolled, you’ll have to plug in, tap (via NFC), or click (Bluetooth) the security key to the device you’re logging in to Google from to confirm that it’s really you.