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> Yes: '...you double-check the domain.' That's manually checking for mistakes.

Yes, but that's only when the origin changed compared to when you added it to the password manager. Same thing for Passkeys, won't work if the origin is different, so you double-check that the domain in your browser address bar is the correct one.

Obviously normally you don't do anything except click on the account that shows up, since the domain matches.

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With passkeys there is nothing to check manually. If it works, you know it's the domain you registered on. If it doesn't work, you log in with a non-phishable auth method like emailed magic link, then register a new passkey.

You could claim that a phishing site could set up their own passkey registration system–but that still wouldn't give them access to the target's real account.

> With passkeys there is nothing to check manually. If it works, you know it's the domain you registered on. If it doesn't work,

So exactly the same as password managers, there is no functional difference if you were using a password manager...

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