POS Terminal Location Authentication via Database Comparison
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Solution Overview
Problem
Wireless point-of-sale (POS) terminals lack effective location authentication, leading to unauthorized transactions and management challenges for merchants with multiple terminals, as existing systems cannot track the location of stolen or misplaced devices.
Innovation Solution
A method and system that authenticate the location of payment acceptance devices by comparing location information from a transaction request with a registered location identifier stored in a database, ensuring transactions are only approved if the device is at its rightful location, involving a facilitator module with a processor and memory to manage merchant data, location information, and payment acceptance device identifiers.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If wireless POS terminals are used to enable payment at consumer locations, then consumer convenience is improved, but location authentication capability deteriorates
Solution Approach 1:
The system performs preliminary action by storing the registered location of each wireless POS terminal in a database before any transaction occurs. When a transaction request is received, the system retrieves the pre-stored registered location and compares it with the current location information, enabling location authentication without requiring real-time location tracking infrastructure.
Solution Approach 2:
The system introduces an intermediary mechanism by using a database as a mediator between the payment acceptance device and the authentication system. The database stores registered location information and facilitates the comparison process, enabling location verification without direct complex communication between all system components.
2Productivity
If multiple wireless POS terminals are installed in merchant premises, then payment processing capability is improved, but device management complexity increases
Solution Approach 1:
The system applies segmentation by creating separate database records for each wireless POS terminal, with each record containing the specific terminal identifier and its registered location. This allows the system to manage multiple terminals independently through individual records, making it easier to track and control each device's location and activity separately.
Solution Approach 2:
The system implements feedback mechanisms by comparing the current location information from transaction requests with the pre-stored registered location for each terminal. The system provides feedback in the form of authentication results (approve or decline transactions) based on location matching, enabling continuous monitoring and control of multiple terminals without manual intervention.
3Reliability
If location tracking is implemented for stolen POS terminals, then security is improved, but system complexity increases
Solution Approach 1:
The system applies self-service by enabling the payment acceptance device to provide its own location information through the transaction request. The device itself carries and transmits location data (such as GPS coordinates or network-based location), eliminating the need for external location tracking infrastructure or additional hardware at the merchant end.
Solution Approach 2:
The system replaces complex mechanical or hardware-based location tracking mechanisms with software-based solutions. Instead of using physical tracking devices, GPS receivers at every terminal, or complex communication infrastructure, the system uses software to retrieve, compare, and authenticate location information from data already available in the transaction request.
Data Source
AI summary
A system and method for authenticating a location of a payment acceptance device is provided. The method comprises receiving a transaction request comprising merchant data, the merchant data identifying the payment acceptance device and location information identifying a location at which the transaction request is initiated; retrieving, from a database, a payment acceptance device identifier based on the merchant data, the payment acceptance device identifier identifying a location at which the payment acceptance device is registered; authenticating the location of the payment acceptance device by comparing the location information and the location identified by the payment acceptance device identifier.