Geotagged Payment Image Verification via GPS Metadata
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Solution Overview
Problem
Current methods for verifying credit card transactions using mobile devices are vulnerable to fraud, as they rely solely on images of credit cards, which can be misused if the device is lost or stolen, without additional measures to validate the transaction's authenticity.
Innovation Solution
Implementing a system that geotags images of payment instruments, combining them with GPS metadata, and comparing this information with the device's location at the time of transmission to ensure the transaction's validity, thereby adding an additional layer of security against fraudulent activities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If only images of credit cards are transmitted for verification, then the transaction process is simple and fast, but the system becomes vulnerable to fraud when devices are lost or stolen
Solution Approach 1:
The patent adds spatial and temporal dimensions to transaction verification by embedding GPS coordinates and timestamp metadata into image files. This transforms a purely visual verification process into a multi-dimensional verification that checks not only what the card looks like but also where and when the photo was taken, creating a fraud-resistant system that maintains processing efficiency
Solution Approach 2:
The patent introduces GPS metadata and timestamp information as intermediary elements that mediate between the credit card image and the verification system. These metadata act as additional verification layers that authenticate the context of the transaction without requiring complex hardware changes or slowing down the processing flow
2Reliability
If GPS metadata and location verification are added to transactions, then fraud detection capability is improved, but the system complexity increases
Solution Approach 1:
The patent implements self-service by automatically embedding GPS coordinates and timestamp metadata into the image file during the photo capture process itself. The mobile device's camera and GPS systems work together autonomously to attach location data without requiring manual input from the user or complex external verification infrastructure, thus enhancing security while minimizing added complexity
Data Source
AI summary
A service provider receives, from a merchant device, a geotagged image of a payment instrument, such as a credit card, provided to the merchant by a buyer for payment. It first determines the validity of the payment instrument using the captured image and then assesses the validity of the claimed purchase transaction by comparing the GPS data in the geotagged image, representing the geotagging location, with a separately transmitted GPS data, representing the location of transmitting the geotagged image. For further assessment, it may further compare the time of geotagging the image with the time of transmitting the image. The service provider then determines on the overall validity of the claimed purchase transaction based on the determination on the validity of the payment instrument and the assessment results, and if it determines the purchase transaction is valid, processes requested payment to the merchant's account.