How passwords and logins work: why a website should not know your password
Passkeys: how you log in to a website with no password at all
With a passkey, you log in with your face or your PIN, and you use no password at all. A fake login page gets nothing from a passkey. A stolen list from the website opens nothing either.
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The gym's website now offers a passkey. You tap "Create a passkey", your phone asks for your face or your PIN, and that is all. You make up no password.
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Next week, you log in with one tap and a look at your phone. You type nothing, so there is nothing for anyone to catch you typing.
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