this post was submitted on 21 Feb 2026
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[–] Zorcron@lemmy.zip 1 points 1 month ago (2 children)

How is it worse than a password in that way?

[–] anton@lemmy.blahaj.zone 1 points 1 month ago

You can't use a cryptographic hash, as small changes in a password means it's wrong, but in biometrics it needs to be allowed to account for different angles/lighting/mood. This means there must be more accessible information on the device.

[–] rapchee@lemmy.world 1 points 1 month ago (1 children)

you can't change your fingerprint, unlike a leaked password

[–] Zorcron@lemmy.zip 1 points 1 month ago

My understanding is that your fingerprint cannot be recreated from the data on the iPhone at least, and that it never leaves the touchID module. Is that wrong?