Amazon One uses your palm to approve store purchases

Elva Mankin

Amazon is putting contactless payments in the palm of your hand. No, seriously. Today, the company has revealed Amazon One, a service that uses your unique palm signature to authenticate purchases and let you into gated locations, such as offices, gyms and stadiums. For now, palm reading is restricted to two Amazon Go stores — the type that doesn’t require you to interact with a cashier or self-service checkout — in Seattle. You’ll need to ‘enroll’ on your first visit by inserting your credit card and following the scanner’s on-screen instructions. Once your card and palm have been paired, you’ll

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