A system that can verify people by their scent signatures

Facial recognition, fingerprints and iris scans could soon take a back seat to the newest biometric identification method on the block: body odor. Researchers at Spain’s Universidad Politecnica de Madrid, in collaboration with tech firm IIia Sistemas SL, are developing a system that can verify people by their scent signatures. Recognizable body odor patterns remain constant enough over time to allow people to be identified with an accuracy rate of 85 percent.

— Read more at Body Odor ID: Your New Smelly Password at Discovery News.

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