Private Blockchain Value Transfers for Offline Banking Access
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Solution Overview
Problem
Consumers in areas with unreliable internet connections or lacking access to low-cost money transfer services face challenges in using online banking and peer-to-peer (P2P) money transfers due to the fragmentation of cash app services, which often require both parties to have accounts with the same service, and FIs struggle to integrate with diverse services.
Innovation Solution
A private blockchain is established between financial institutions (FIs) for secure P2P value transfers, enabling customers to register their wallets with FI accounts, using smart contracts to verify registered senders and receivers, and allowing transfers to be staged offline for later processing when network connectivity is restored.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If consumers use online banking services, then banking service accessibility is improved, but service availability deteriorates in areas with unreliable internet connections
Solution Approach 1:
The system allows consumers to initiate and stage value transfers before network connectivity is available. Transfer requests are prepared and queued locally on the device, then automatically transmitted and processed once network connectivity is restored, eliminating the need for real-time connection during the transfer initiation phase.
2Adaptability or versatility
If cash application services are used for money transfers, then transfer service availability is improved, but transfer cost increases due to substantial fees
Solution Approach 1:
The system integrates cryptocurrency wallet functionality directly with traditional financial institution accounts, creating a unified platform that combines the advantages of digital currency transfers (low cost, fast settlement) with the stability and regulatory compliance of traditional banking. This merger eliminates the need to use expensive third-party cash application services.
3Adaptability or versatility
If multiple cash app services are offered, then service variety is improved, but system integration complexity increases
Solution Approach 1:
The system provides a universal interface that works with multiple cryptocurrency wallets and multiple financial institution accounts through a single integrated platform. The architecture abstracts the complexity of multiple service providers behind a unified user experience, allowing consumers to access diverse services without dealing with multiple separate applications or complex integrations.
4Reliability
If P2P transfers require both parties to have accounts with the same cash app service, then transfer security is improved, but transfer accessibility deteriorates
Solution Approach 1:
The system introduces a blockchain-based smart contract intermediary that facilitates P2P transfers between users of different financial institutions or wallet services. The smart contract acts as a neutral mediator that verifies transfer conditions and executes the transfer automatically, eliminating the need for both parties to use the same service provider while maintaining security through cryptographic verification.
Data Source
AI summary
Financial Institution (FI) applications (apps) are enhanced to permit customers to transfer cryptocurrency over a private blockchain (BC) to recipients. The recipients can maintain the amount of cryptocurrency received in their wallets or directly transfer the cryptocurrency in equivalent amounts of fiat currency into their FI accounts. Smart contracts on the private BC ensure that senders and receivers of the value transfers are registered and effectuate the wallet-to-wallet value transfers.