Normalized Request Sequences for Real-Time Misappropriation Detection

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Solution Overview

Problem

Current security methods are inadequate in identifying and preventing misappropriation of data access in real-time.

Innovation Solution

A system utilizing an AI machine learning engine to analyze normalized request sequences to identify and prevent misappropriation by distinguishing between legitimate users and malicious actors through pattern recognition and escalation actions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If current security methods are used to monitor data access, then some level of security is maintained, but real-time identification and prevention of misappropriation is not achieved

Engineering Contradiction:
Improvesecurity effectivenessVSAvoidreal-time processing capability
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system transforms security monitoring from static rule-based checks to dynamic behavioral analysis by changing the parameter of detection from discrete access events to continuous request sequence patterns. This enables real-time identification of misappropriation while maintaining processing speed through normalized sequence comparison.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system performs preliminary normalization of request sequences and pre-establishes training sets of legitimate and malicious patterns before actual security evaluation. This preliminary preparation enables rapid real-time comparison and decision-making without compromising processing speed during actual security events.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If complex analysis methods are employed to distinguish legitimate users from malicious actors, then detection accuracy improves, but processing speed may be impaired

Engineering Contradiction:
Improvedetection accuracyVSAvoidprocessing speed
Core Design Contradiction:
Measurement precisionVSSpeed

Solution Approach 1:

The system changes the detection parameter from analyzing individual request characteristics to comparing normalized request sequences against pre-established training sets. This parameter transformation maintains high detection accuracy through pattern recognition while preserving processing speed by avoiding complex real-time analysis of individual requests.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system creates simplified copies of request sequences in normalized form for comparison purposes. By working with normalized sequence representations rather than full complex request details, the system achieves accurate detection while maintaining processing efficiency through reduced computational complexity.

Inventive Principle:
Principle #26Copying

Data Source

PatentUS20250294040A1System and method for identifying and preventing misappropriation using normalized request sequences
Publication Date: 2025.09.18 BANK OF AMERICA CORP
  • US20250294040A1 patent drawing
  • US20250294040A1 patent drawing
  • US20250294040A1 patent drawing

AI summary

Systems, computer program products, and methods are described herein for identifying and preventing misappropriation using normalized request sequences. The method includes receiving a sequence of two or more requests associated with a user. The method also includes comparing the sequence of two or more requests with one or more past sequence of two or more past requests. The method further includes determining whether the sequence of two or more requests were carried out by the user or the malfeasant actor. The determination is made based on a comparison of the sequence of two or more requests with at least one of the one or more past sequence of two or more past requests. The method also includes causing an escalation action to be executed in an instance in which the sequence of two or more requests was carried out by the malfeasant actor.