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SamsungGranted patentSecurity & privacyInterest 6/10

Samsung patents camera login that splits body scans into two keys

Samsung describes a method where a phone camera captures a user's body part to create two separate digital codes. These codes are sent to an app to verify identity, with the original scan data converted into private keys that are not stored on the device.

Why it mattersThis approach aims to make biometric login harder to hack by ensuring the raw body scan data is never stored, only the mathematical keys derived from it.

In the filing’s own words

An electronic device is provided. The electronic device includes memory storing instructions, a camera, a communication circuit, and a processor. The instructions, when executed by the processor, cause the electronic device to obtain an image including a body portion of a user through the camera based on execution of a software application, obtain a plurality of feature values for the body portion identified based on the image, generate a first value hashed based on first feature values representing at least one part of the body portion from among the plurality of feature values, generate a second value hashed based on second feature values representing at least another part of the body portion from among the plurality of feature values, and transmit, through the communication circuit, the first value and the second value to an external electronic device providing the software application.

What exactly they claim (claim 1)

1. An electronic device comprising, memory, comprising one or more storage mediums, storing instructions; a camera; communication circuitry; and at least one processor comprising processing circuitry, wherein the instructions, when executed by the at least one processor individually or collectively, cause the electronic device to: obtain an image including a body portion of a user through the camera based on execution of a software application, obtain feature values for the body portion identified based on the image, generate a first value hashed based on first feature values representing at least one part of the body portion from among the feature values, generate a second value hashed based on second feature values representing at least another part of the body portion from among the feature values, transmit, through the communication circuitry, the first value and the second value to an external electronic device providing the software application, generate a first private key for generating the first value and a first public key for generating the first private key from the first feature values, store the first public key with respect to the at least part of the body portion in the electronic device or a server associated with an account of the electronic device, generate a second private key for generating the second value and a second public key for generating the second private key from the second feature values, and store the second public key with respect to the at least another part of the body portion in the electronic device or the server, wherein the first private key includes information on first coordinates converted from the first feature values based on the first public key to move to the first coordinates, and wherein the second private key includes information on second coordinates converted from the second feature values based on the second public key to move to the second coordinates.

Facts

Company
Samsung (Samsung Electronics Co., Ltd.)
Official title
Electronic device and method for authenticating a user based on biometric information
Patent number
US12763960B2
Application number
18598325
Filed
Mar 7, 2024
Granted
Oct 13, 2026
Inventors
6
Claims
18

Classified under

H04L 9/3231 Electricity & electronicsG06V 10/44 Physics & computingH04L 9/0825 Electricity & electronicsH04L 9/3236 Electricity & electronics

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Summaries are simplified from the filing’s own abstract and first claim. A patent filing is not a product announcement.
Patent data and drawings: U.S. Patent and Trademark Office (USPTO). Nebula is not affiliated with or endorsed by the USPTO.