Essentially, 2FA uses a one-time code that is generated by your app, or sent by SMS depending on the system in place, and this identifies you as someone who has access to that “second factor” on top of your already entered username and password. Passkeys, on the other hand, work by “saving a unique code on your device that proves it’s really you,” PayPal said, “and combining it with a second action like using your face or fingerprint to log-in.” The passkey you already use will remain valid, and there’s no additional action to be taken to activate it for 2FA use.The PayPal notification continued by informing me that the use of my passkey, which is already enrolled and active for my PayPal account, will “make signing in faster by reducing authentication steps. Are Passkeys safer ?
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