Forum Conversation Pattern Detection for Malfeasant Activity Mitigation

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Solution Overview

Problem

Monitoring and preventing malfeasant activity on networks is difficult due to the challenges of tracking conversations in real-time across various online forums, which serve as safe havens for malfeasant actors, and existing systems struggle to effectively identify and mitigate potential attacks.

Innovation Solution

A system and method that utilizes a machine learning model trained on communication data packets from online forums to detect malfeasant activity patterns, determining characteristics indicative of potential attacks, and executes mitigation actions such as alerts or network restrictions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If real-time monitoring of online forum conversations is implemented to detect malfeasant activity, then detection capability is improved, but system complexity and resource requirements increase

Engineering Contradiction:
Improvedetection capabilityVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system segments the monitoring task by deploying distributed sensors across multiple online forums and platforms. Each sensor independently monitors specific forums and reports findings to a central analysis system, dividing the complex real-time monitoring task into manageable distributed units that reduce overall system complexity while maintaining comprehensive detection capability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary machine learning model that acts as a mediator between raw conversation data and detection outcomes. The model processes and analyzes forum conversations, extracting meaningful patterns and translating unstructured text into actionable detection signals, thereby simplifying the monitoring architecture while improving detection precision

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If comprehensive analysis of communication data packets is performed to identify malfeasant patterns, then detection accuracy is improved, but processing time increases

Engineering Contradiction:
Improvedetection accuracyVSAvoidprocessing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system performs preliminary action by pre-training machine learning models on extensive datasets of malfeasant communication patterns before deployment. The models are pre-configured with knowledge of suspicious patterns, allowing them to quickly identify threats in real-time without requiring extensive analysis of each new data packet, thus maintaining high accuracy while reducing processing time

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent applies partial action by implementing a two-stage filtering process where a lightweight initial filter quickly eliminates obviously benign communications, and only potentially suspicious packets undergo comprehensive analysis. This selective approach maintains high detection accuracy for threats while reducing overall processing time by avoiding exhaustive analysis of all communications

Inventive Principle:
Principle #16Partial or excessive action

3Reliability

If machine learning models are trained on malfeasant communication data to improve detection, then detection effectiveness is improved, but data storage requirements increase

Engineering Contradiction:
Improvedetection effectivenessVSAvoiddata storage requirements
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The system extracts only the essential features and patterns from training data that are critical for detection, storing compressed representations rather than complete raw communication datasets. The machine learning models are trained to learn from extracted features such as communication patterns, linguistic indicators, and behavioral metrics, significantly reducing storage requirements while maintaining detection effectiveness

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent applies parameter changes by transforming raw communication data into standardized feature vectors with controlled dimensions during the training process. By converting unstructured text data into structured parameter representations with fixed sizes and formats, the system reduces storage requirements while preserving the essential information needed for effective threat detection

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12506759B2System and method for detecting and preventing malfeasant activity based on patterns in malfeasant activity
Publication Date: 2025.12.23 BANK OF AMERICA CORP
  • US12506759B2 patent drawing
  • US12506759B2 patent drawing
  • US12506759B2 patent drawing

AI summary

Systems, computer program products, and methods for detecting and preventing malfeasant activity based on patterns in malfeasant activity are provided. The method includes receiving a plurality of communication data packets associated with one or more online forums. Each communication data packet includes communication(s) within a conversation on the online forum(s). The method also includes determining a first malfeasant communication data packet of the plurality of communication data packets. The malfeasant communication data packet is associated with a conversation in which malfeasant activity is being discussed. The method further includes determining first malfeasant activity characteristic(s) from the first malfeasant communication data packet indicative of malfeasant activity. The method also includes detecting a potential malfeasant activity based on at least one of the first malfeasant activity characteristic(s). The method further includes causing an execution of a malfeasant activity mitigation action to reduce or eliminate potential effects of the potential malfeasant activity.