Self-Learning Alert Prioritization for SOC Threat Triage
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Solution Overview
Problem
Cyber-security operations centers (SOCs) face overwhelming volumes of cyber-security alerts, including duplicates, false positives, and low-priority alerts, overwhelming analysts and reducing their efficiency in identifying and mitigating threats.
Innovation Solution
An automated analyst alerting system uses a predictive machine learning model to analyze and prioritize cyber-security alerts, providing a self-learning feedback loop that classifies and recommends actions based on a knowledge store, allowing for automated and analyst-driven responses to threats.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Quantity of substance
If traditional alert filtering methods are used to reduce alert volume, then the number of alerts presented to analysts is reduced, but the precision of threat identification deteriorates due to manual filtering limitations
Solution Approach 1:
The patent replaces manual mechanical filtering by SOC analysts with an automated machine learning-based alert triage system. The system uses trained machine learning models to automatically analyze alert characteristics, assess threat levels, and prioritize alerts, substituting human manual processes with automated computational analysis that maintains high precision in threat identification while significantly reducing alert volume presented to analysts.
Solution Approach 2:
The alert triage system operates autonomously without requiring continuous human intervention. The machine learning models automatically process incoming alerts, apply filtering criteria, assess threat levels, and generate prioritized alert queues. The system serves itself by continuously learning from feedback and improving its triage capabilities, reducing dependency on manual analyst involvement in the filtering process.
2Quantity of substance
If manual alert filtering is performed by SOC analysts, then some low-priority alerts are removed, but analyst productivity deteriorates due to the time-consuming nature of manual review
Solution Approach 1:
The system replaces the mechanical process of manual alert review with automated machine learning-based triage. Machine learning models rapidly analyze alert characteristics, assess threat levels, and prioritize alerts without the time constraints of human analysts. This substitution maintains high-quality filtering while dramatically improving processing speed and analyst productivity, as analysts only need to review the prioritized subset of alerts rather than manually filtering all alerts.
Solution Approach 2:
The machine learning system performs preliminary triage and filtering actions before alerts are presented to analysts. By pre-assessing threat levels, pre-prioritizing alerts, and pre-filtering low-priority items using automated models, the system prepares alerts in advance for analyst review. This preliminary automated action reduces the workload on analysts and improves overall productivity by eliminating the need for manual review of obviously low-priority alerts.
3Speed
If automated alert filtering systems are implemented, then alert processing speed increases, but system complexity increases due to the need for machine learning models and knowledge bases
Solution Approach 1:
The alert triage system is designed as a multi-functional platform that combines machine learning model training, alert analysis, threat assessment, prioritization, and feedback processing into a single integrated system. The same infrastructure supports multiple machine learning models for different threat types, handles various alert sources, and provides both automated triage and analyst interfaces. This universal design consolidates complexity into a unified system rather than requiring separate systems for each function, making the complexity more manageable.
Solution Approach 2:
The system employs a nested architecture where machine learning models are embedded within the alert processing pipeline, which is itself nested within a broader security operations framework. The knowledge base and training data structures are nested within the model training processes, which are nested within the overall triage system. This nested organization allows the system to manage complexity by structuring components hierarchically, with each layer building upon and utilizing the layers below it.
Data Source
AI summary
Techniques for performing cyber-security alert analysis and prioritization according to machine learning employing a predictive model to implement a self-learning feedback loop. The system implements a method generating the predictive model associated with alert classifications and/or actions which automatically generated, or manually selected by cyber-security analysts. The predictive model is used to determine a priority for display to the cyber-security analyst and to obtain the input of the cyber-security analyst to improve the predictive model. Thereby the method implements a self-learning feedback loop to receive cyber-security alerts and mitigate the cyberthreats represented in the cybersecurity alerts.


