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Boffins take biometric logins to heart, literally: Cardiac radar IDs users to unlock their PCs

Alan Brown Silver badge

"Did their tests take monozygotic twins into account? "

They may have the same DNA, but they don't have the same fingerprints or vein patterns, so it's unlikely they'll have identical hearts. The pattern may be the same, but the assembly varies slightly, which is why even identical twins tend to have different personalities and interests.

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