Flypaper Module for Fraudulent Login Quarantine
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Solution Overview
Problem
Payment systems face challenges in effectively managing and detecting fraudulent logins and sign-ups, which can lead to unauthorized access and transactions, and existing systems may not adequately process these fraudulent attempts, leaving them vulnerable to further attacks.
Innovation Solution
The implementation of a flypaper module within the payment system that generates a duplicate user account for suspect login or sign-up requests, allowing users to access a quarantined interface while fraud determination is performed, delaying actual transactions until the request is verified as legitimate, and reporting fraudulent activities to enforcement agencies if necessary.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If the payment system processes all login and sign-up requests immediately, then user access speed and system productivity are improved, but the system becomes vulnerable to fraudulent activities and unauthorized access
Solution Approach 1:
The system performs preliminary fraud risk assessment and creates duplicate user accounts before allowing actual transactions. This preliminary action enables the system to verify legitimacy in advance while maintaining fast access for authenticated users, resolving the contradiction between speed and reliability.
Solution Approach 2:
A duplicate user account acts as an intermediary between the fraudulent login attempt and the real user account. The duplicate account absorbs fraudulent transactions while the real account remains protected, allowing the system to maintain fast processing speed while ensuring reliability through this mediating layer.
2Reliability
If the payment system implements comprehensive fraud detection and verification, then security and reliability are improved, but processing time increases and productivity decreases
Solution Approach 1:
The system segments fraud detection into two phases: initial risk assessment (fast) and detailed verification (slower). Most legitimate transactions pass through the fast initial phase, while only suspicious cases undergo detailed verification, maintaining high overall productivity while ensuring reliable fraud prevention.
Solution Approach 2:
Comprehensive fraud detection is applied locally only to suspicious transactions rather than uniformly to all transactions. The system identifies high-risk cases and applies intensive verification only where needed, preserving high processing throughput for legitimate transactions while maintaining strong fraud prevention.
3Reliability
If the system blocks suspicious login attempts immediately, then fraud prevention is improved, but legitimate user access may be denied and ease of operation deteriorates
Solution Approach 1:
Instead of blocking suspicious logins, the system creates a duplicate user account that copies the essential structure of the real account. This allows fraudulent attempts to be contained in the duplicate while legitimate users maintain seamless access to their real accounts, improving fraud blocking without harming user convenience.
Solution Approach 2:
The duplicate user account serves as an intermediary that absorbs suspicious activity. By directing potentially fraudulent transactions to the duplicate account rather than blocking access entirely, the system maintains ease of operation for legitimate users while effectively preventing fraud.
Data Source
AI summary
A method for detecting fraudulent logins at a payment system is discussed. The method includes receiving a suspect login request for logging into an existing user account at the payment system. The method includes providing access to a duplicate user account responsive to receiving the suspect login request, the duplicate user account being a copy of a portion of the existing user account. The method includes initiating a fraud determination of whether the suspect login request is fraudulent. The method includes receiving a request for transferring a first amount of funds from the existing user account to another account. The method includes providing an indication that the first amount of funds is being transferred to the another account. The method also includes delaying a transfer of the first amount of funds to the another account until receiving results of the fraud determination.