Sure. I have a backup key but yes, you can't get MFA without adding a device that you may lose; whether that's your phone or a key. Like I said I prefer a key b

Sure. I have a backup key but yes, you can't get MFA without adding a device that you may lose; whether that's your phone or a key. Like I said I prefer a key because I can't put my phone on a chain around my neck or on my keychain.