HELP FILE
How do I log in to LastPass and authenticate using my YubiKey?
Log into LastPass using YubiKey by using a desktop or mobile device.
Log in to LastPass from the desktop and authenticate
Now that you have enabled your YubiKey device, the next time you log in to your LastPass account, you will be prompted to press your YubiKey device to enter the code.
Log in to LastPass from a mobile device and authenticate
YubiKey 5 and YubiKey NEO authentication is only supported on mobile devices that are equipped with an NFC reader. For iOS devices, you must be using iPhone 7 or newer and running iOS 11 or later. YubiKey 5Ci authentication is supported on mobile devices equipped with a USB-C (Android) or Lightning (iOS) port.