Fraud Detection via Access Point Risk Thresholds

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Solution Overview

Problem

Existing systems for accessing financial institution accounts are prone to fraudulent activities due to vulnerabilities in various channels, making it difficult to effectively identify and respond to fraudulent events.

Innovation Solution

A system and method that monitor access points for financial institutions, analyze characteristics of events, compare them to risk threshold values, and designate access points as risky, implementing responses such as alerts or account freezes to prevent fraud.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If multiple access channels are provided to increase customer convenience, then ease of operation is improved, but vulnerability to fraudulent activities increases

Engineering Contradiction:
Improvecustomer access convenienceVSAvoidfraud risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent applies local quality by implementing access-specific risk thresholds and characteristics for different channels (online, mobile, ATM, etc.). Each access point is evaluated with customized risk parameters rather than a uniform approach, allowing convenient multi-channel access while applying targeted fraud prevention measures to each specific channel's vulnerabilities.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The system introduces an intermediary fraud detection layer that sits between the customer and the financial institution accounts. This intermediary system monitors access patterns, evaluates risk characteristics, and determines whether to allow or block transactions, thus enabling convenient access while filtering out fraudulent activities.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If traditional fraud detection methods are used, then system complexity is kept low, but ability to identify fraudulent events is insufficient

Engineering Contradiction:
Improvesystem complexityVSAvoidfraud detection capability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent employs parameter changes by dynamically adjusting risk thresholds based on multiple characteristics including geographic location, time of day, device type, and transaction patterns. The system evaluates events against configurable risk parameters and adapts thresholds based on learned patterns, improving detection capability while maintaining manageable system complexity through structured parameter management.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system performs preliminary action by pre-establishing risk thresholds and characteristics for different access channels before fraud occurs. Risk profiles and threshold values are configured in advance based on historical data and expert knowledge, enabling the system to quickly evaluate and respond to potential fraud without requiring complex real-time analysis of every transaction from scratch.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12051072B1Fraud detection
Publication Date: 2024.07.30 WELLS FARGO BANK NA
  • US12051072B1 patent drawing
  • US12051072B1 patent drawing
  • US12051072B1 patent drawing

AI summary

Fraud detection and response associated with various access points is disclosed. Characteristics associated with events or activity on an access point can be compared to thresholds to detect risky behavior and measures implemented in response to the risky behavior. In one instance, operations can include monitoring one or more events associated with at least one account at a financial institution, analyzing characteristics associated with a first event of the one or more events, determining whether to designate the first event or the access point as risky, and implementing one or more measures in response to a risky designation.