Light-Powered Smart Card Dynamic Validation
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Solution Overview
Problem
Current identification cards rely on static information, which is vulnerable to hacking and interception, and additional security measures can increase costs and complexity, especially in high-volume point-of-sale transactions.
Innovation Solution
A light-powered smart card that generates source, card, and user validation codes using an imager and biometric reader, powered by a light source, enabling secure automated information exchange during commercial transactions by validating card and user information dynamically.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If additional instruments/hardware for user identification are added, then security is improved, but costs and device complexity increase
Solution Approach 1:
The patent combines multiple identification and authentication functions into a single smart card device. The card integrates static card information, dynamic validation code generation, and biometric reading capabilities into one unified device, eliminating the need for separate instruments while maintaining enhanced security
Solution Approach 2:
The smart card autonomously generates validation codes and performs biometric authentication without requiring external security devices. The card itself contains the logic and components needed to verify user identity and generate authentication credentials, reducing system complexity while improving security
2Reliability
If additional instruments/hardware for user identification are added, then security is improved, but the volume of cards processed at point of sale becomes unrealistic
Solution Approach 1:
The smart card pre-loads validation code generation logic and biometric reading capabilities, allowing authentication to occur instantly during transaction processing. The card is prepared in advance with all necessary security functions integrated, enabling rapid processing without requiring additional sequential verification steps
Solution Approach 2:
The single smart card device performs multiple functions including identification, validation code generation, and biometric authentication, replacing what would traditionally require multiple separate instruments. This multi-functionality maintains security while enabling high-volume processing at point of sale
3Ease of manufacture
If static information is used on identification cards, then ease of manufacture is improved, but vulnerability to hacking and interception increases
Solution Approach 1:
The patent transitions from static card information to dynamic validation code generation. The smart card automatically generates time-sensitive or transaction-specific validation codes, making the information on the card changeable and unpredictable, thereby preventing hacking and interception while remaining manufacturable through standard smart card production processes
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 transaction security by generating dynamic validation codes based on card and user data, reducing the risk of interception and increasing security without adding significant cost or complexity, while allowing for secure authorization of commercial transactions.
Implementation Method 1
an energy component for providing power to the card
Data Source
AI summary
In general, embodiments of the present invention relate to a light-powered smart card and associated methods for automated information (static and dynamic) exchange pursuant to a commercial transaction. In a typical embodiment, the card (e.g., a credit card, a debit card and/or a smart card) comprises (among other things) an energy component for providing power to the card. Upon powering up via a light source, including light from the interfacing terminal's backlight, a terminal (e.g., a point of sale terminal) will scan/read card information shared between the card and the card company (e.g., upon swiping or placing of the card), and generate a corresponding source validation code (SVC). An optional imager/image array positioned on the back of the card will scan/read the SVC, and card validation code (CVC) logic on the card will generate a CVC based on the SVC (e.g., based on a validation result of the SVC).