NFC Authentication Tokens for Offline Biometric Gesture Control
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Solution Overview
Problem
Existing user authentication methods compromise privacy, are prone to hacking, require real-time network access, and are cumbersome or ineffective in areas with limited network coverage, and gesturing schemes are not intuitive or customizable for various devices and environments.
Innovation Solution
A system where a user device captures biometric data and physical gestures, authenticates with an authentication server, and sends a token to a reader device to control peripheral devices using customized gestures without real-time network access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If biometric data is captured and transmitted over computer networks for authentication, then user identification accuracy is improved, but privacy is compromised and the system becomes vulnerable to hacking
Solution Approach 1:
The patent extracts and removes sensitive biometric data from the authentication process. Instead of transmitting actual biometric data over networks, the system uses biometric templates that are processed locally to generate authentication tokens. The sensitive data remains on the user's device and is never transmitted, eliminating the privacy and security risks while maintaining authentication accuracy.
Solution Approach 2:
The patent introduces an intermediary authentication token that mediates between biometric verification and system access. The token is generated locally based on biometric verification and serves as a secure intermediary credential that can be transmitted instead of the actual biometric data, protecting user privacy while enabling authentication.
2Extent of automation
If real-time network access is required for authentication, then centralized control and monitoring are improved, but the system becomes inoperable in areas with limited network coverage
Solution Approach 1:
The patent performs preliminary authentication actions offline by generating authentication tokens locally on the user's device based on biometric verification. The system pre-processes biometric data into templates and uses these templates to generate tokens without requiring real-time network connection. This preliminary action ensures the system remains operational in areas with limited network coverage while maintaining centralized security policies.
3Reliability
If dedicated hardware such as employee badges is used for authentication, then access control security is improved, but the system becomes expensive and prone to misplacement or loss
Solution Approach 1:
The patent replaces physical authentication hardware (employee badges) with a digital copy in the form of an authentication token generated and stored on the user's mobile device. This digital token serves as a virtual copy of the badge functionality, eliminating the need for expensive physical hardware while maintaining security. The token can be remotely revoked and reissued without physical replacement.
Solution Approach 2:
The patent substitutes the mechanical physical badge system with an electronic/digital authentication system. Instead of using physical cards or badges that require issuance, tracking, and replacement, the system uses electronic tokens generated through biometric verification. This substitution eliminates the physical hardware infrastructure while maintaining or improving security through biometric linkage.
4Adaptability or versatility
If multiple finger swipes are required for different functions, then device functionality is improved, but the user experience becomes cumbersome and hard to remember
Solution Approach 1:
The patent implements a universal gesture system where a single finger swipe gesture can trigger multiple functions based on the context and application state. Instead of requiring different numbers of finger swipes for different functions, the system uses one standardized gesture that adapts its function based on what the user is currently doing, making the interface more intuitive and easier to remember while maintaining versatile functionality.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enhances privacy by minimizing user data storage on devices, allows authentication in areas with limited network coverage, and provides intuitive, customizable gesture control for various devices.
Implementation Method 1
a NFC transceiver, the NFC transceiver being configured to receive the authentication request from the reader device and to send the authentication token to the reader device in response to the authentication request
Data Source
AI summary
A method for controlling a remote control device includes capturing with a biometric device biometric data associated with a user, determining with processor whether the user is authorized to interact with the smart device, in response to the biometric data, determining with the processor user data, in response to the user being authorized to interact with the smart device, receiving with a short-range transceiver an authentication request from a reader device associated with a remote control device, outputting with the short-range transceiver a session token in response to the authentication request and to the user data, thereafter determining with a physical sensor physical perturbations in response to physical actions of the user, determining with the processor a requested action for the remote control device, in response to the user data and the physical perturbations, and outputting with the short-range transceiver the requested action to the reader device.