Real-Time Account Update System for Merchant Transaction Authorization
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Solution Overview
Problem
Merchants often face denials in extending credit for transactions due to outdated account information, leading to lost sales with loyal customers, as the information stored by merchants may not match the issuer's records.
Innovation Solution
A system where merchants can request and receive real-time account updates from a financial service provider, allowing them to resubmit transactions with accurate information, thereby avoiding denials and maintaining customer loyalty.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If merchants use stored account information for transactions, then transaction processing is efficient, but account information becomes outdated leading to authorization denials
Solution Approach 1:
The system performs preliminary actions by proactively updating merchant databases with current account information before transactions are attempted. The central database periodically retrieves updated account data from issuers and pushes it to merchants, ensuring information is fresh before it is needed for authorization.
Solution Approach 2:
The system implements feedback mechanisms where the central database receives account status updates from issuers and relays this information back to merchants. This continuous feedback loop ensures merchants always have access to current account information, resolving the contradiction between using stored information for efficiency and maintaining accuracy for reliability.
2Speed
If merchants store account information locally, then transaction speed is improved, but information accuracy deteriorates over time
Solution Approach 1:
The system updates merchant databases with current account information in advance, before transactions occur. This preliminary update ensures that when merchants process transactions using stored information, the data is already current and accurate, maintaining both speed and precision.
Solution Approach 2:
The system maintains continuous synchronization between the central database and merchant databases through periodic updates. This continuous action ensures account information remains current over time, preventing accuracy deterioration while allowing merchants to use fast local processing.
3Reliability
If real-time account updates are implemented, then authorization accuracy is improved, but system complexity increases
Solution Approach 1:
The central database performs multiple functions: it stores account information, receives updates from issuers, validates transaction requests, and distributes updated information to merchants. This multi-functionality consolidates complexity into a single system rather than requiring separate mechanisms for each function.
Solution Approach 2:
The central database acts as an intermediary between issuers and merchants, simplifying the system architecture by providing a single point of coordination. Instead of direct complex communications between multiple parties, the central database mediates information flow, reducing overall system complexity while maintaining authorization accuracy.
Data Source
AI summary
A method is used in a system that includes a financial service provider coordinating accounts issued by an issuer to cardholders requesting credit from merchants. Each merchant has an acquirer with whom the financial service provider also coordinates the accounts. The method can be performed by a merchant sending a transmission to its acquirer including a request for a transaction against one account to which the merchant receives a denial or prior to receiving such a denial. The merchant then requests information from the financial service provider who responds by sending the requested information, upon which the merchant determines whether to extend the credit. When the method is performed by a financial service provider, in response to the denial received by one merchant or prior to such denial, the financial service provider receives a transmission from the merchant including a request for information about the account. In response, the financial service provider sends the merchant the requested information.