ACH Transaction Authentication via Preliminary Challenge Response
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Solution Overview
Problem
ACH transactions lack authentication processes, leading to higher fraud rates and limited adoption by retail merchants due to lack of user accountability and insufficient funds verification, resulting in slower processing times and higher fees compared to credit/debit transactions.
Innovation Solution
An authentication computing device and method that registers payees, receives authentication requests, transmits challenges to client devices based on account data, and determines authentication responses, ensuring user accountability and funds availability for ACH transactions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If ACH transactions are used for direct fund transfer, then processing speed increases and fees are reduced, but authentication capability deteriorates and fraud risk increases
Solution Approach 1:
The system performs preliminary authentication actions before the ACH transaction is processed. An authentication computing device sends challenges to the payor's client device and verifies responses in advance, establishing user accountability before funds are transferred. This preliminary authentication step enables the system to maintain fast ACH processing while adding security verification that ties the user to the account number being used.
2Loss of energy
If ACH transactions are used for direct fund transfer, then processing fees are reduced, but funds verification capability deteriorates
Solution Approach 1:
The authentication computing device provides feedback to the payee about the authentication status of the transaction. After verifying the challenge response and confirming user accountability, the system communicates the authentication result back to the payee, enabling informed decision-making about whether to proceed with the transaction while maintaining low ACH fees.
3Reliability
If authentication processes are added to ACH transactions, then fraud risk is reduced, but processing time increases
Solution Approach 1:
The authentication challenge and verification are performed as preliminary actions before the main ACH transaction processing. By completing the authentication sequence in advance and using efficient challenge-response verification, the system establishes fraud prevention measures without significantly delaying the subsequent fund transfer process.
Solution Approach 2:
The system uses efficient authentication methods that allow rapid verification of user accountability. The challenge-response mechanism is designed to be quickly executed, enabling the authentication process to rush through the necessary security checks without creating significant delays in the overall transaction processing time.
Data Source
AI summary
An authentication computing device, including a processor in communication with a memory, for authenticating an ACH transaction processed over an ACH network is provided. The processor is programmed to register a payee with the authentication computing device, and to receive an authentication request for an electronic ACH transaction to transfer funds from a payor account to a payee account. The request is received from a first client computing device and includes an account identifier associated with the payor account. The processor is also programmed to transmit an authentication challenge to a second client computing device based on account data associated with the account identifier. The processor is further programmed to receive a response to the authentication challenge, determine whether the account data has been authenticated based on the received challenge response, and transmit an authentication response to the payee based on the determination.