Cross-Network Action Approval via Secure Network Switch
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Solution Overview
Problem
Current systems face challenges in providing transaction authorization processing across different networks, as the secure financial network is separate and independent, making it burdensome to change communications and requiring continuous software updates for various financial institutions and ATMs, with no straightforward way to obtain an independent connection.
Innovation Solution
A method is introduced where a request for assistance is forwarded over a first network, a token representing approval is generated, and sent over a second network for processing, allowing cross-network action approval without modifying the secure financial protocol, using existing network protocols and certificates for secure exchange.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If teller assistance authorization is processed over a separate local network bypassing the secure financial network, then transaction assistance can be provided, but the system requires continuous software updates and maintenance for each variation of financial institutions and ATMs
Solution Approach 1:
The patent introduces a secure network switch as an intermediary component that receives authorization requests from ATMs over the secure financial network, processes them through the teller assistance system, and returns authorization decisions. This intermediary architecture allows the secure financial network and local bank networks to remain separate while enabling integrated authorization processing, eliminating the need for direct integration between diverse financial institutions and the teller system.
Solution Approach 2:
The secure network switch is designed with multi-functional capabilities, serving both as a routing device for the secure financial network and as an authorization processing hub for teller assistance requests. By consolidating these functions in a single component, the system reduces the need for separate software installations and maintenance across multiple financial institutions and ATM variations.
2Reliability
If an independent connection to the secure financial network is obtained for authorization processing, then direct authorization can be achieved, but government regulations and the variety of different financial institutions and ATMs make this all but impossible
Solution Approach 1:
The secure network switch acts as a universal intermediary that all ATMs and teller systems can connect to through their existing network infrastructures. This eliminates the need for each financial institution to obtain independent direct connections to the secure financial network, while still providing reliable authorization processing through the switch's centralized role.
Solution Approach 2:
The system implements a feedback mechanism where the secure network switch receives authorization requests from ATMs, processes them through the teller assistance system, and returns authorization decisions to the ATMs. This closed-loop feedback process ensures reliable authorization processing while accommodating diverse financial institutions and ATM types through the switch's universal interface.
3Ease of manufacture
If the secure financial network is bypassed for teller assistance, then local network resources can be used, but changes to software within the bank branch are required for each variation and continual maintenance is needed
Solution Approach 1:
The secure network switch serves as a mediator that enables local bank networks to utilize their existing resources for teller assistance while maintaining compatibility with the secure financial network. The switch handles the complexity of software integration centrally, eliminating the need for continuous software updates at individual bank branches.
Solution Approach 2:
The system allows for parameter changes in the secure network switch's configuration to accommodate different financial institutions and ATM variations, rather than requiring software changes at each bank branch. This centralized parameter management reduces maintenance burden and simplifies adaptations to different system variations.
Data Source
AI summary
Automated assistance for an action is requested over a self-service network from a Self-Service Terminal (SST). A first approval is received as a token over the self-service network. The action and the token are sent over a secure network from the SST for a second approval. When the second approval is received over the secure network, the action is processed on the SST.