IP Address Credit Threshold Training for Abnormal Traffic Detection

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Solution Overview

Problem

Existing methods for identifying abnormal IP addresses based on frequency or verification rate thresholds are inefficient and can be easily bypassed by malicious users, leading to increased costs and security vulnerabilities.

Innovation Solution

A method for training credit thresholds using machine learning to analyze service features from history data, calculating correlation coefficients, and generating credit values to determine IP address validity, and a method for detecting IP addresses by comparing real-time data with trained correlation coefficients and preset thresholds.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If simple verification code methods are used, then user convenience is improved, but security against message bombardment deteriorates

Engineering Contradiction:
Improveuser convenienceVSAvoidsecurity against message bombardment
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system performs preliminary actions by calculating correlation coefficients between service features and IP validity from historical data before actual detection occurs. Credit thresholds are pre-trained using machine learning models, enabling the system to proactively identify malicious patterns before they cause harm, thus maintaining security without affecting user convenience

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent introduces an intermediary mechanism - the credit threshold evaluation system - that mediates between simple verification codes and security requirements. By evaluating multiple service features through pre-trained correlation coefficients, the system acts as a intermediary layer that maintains user convenience while blocking malicious message bombardment

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If frequency-based threshold methods are used, then detection simplicity is improved, but detection accuracy deteriorates

Engineering Contradiction:
Improvedetection simplicityVSAvoiddetection accuracy
Core Design Contradiction:
Device complexityVSMeasurement precision

Solution Approach 1:

The patent transitions from single-dimension frequency-based detection to multi-dimensional detection by incorporating multiple service features (verification rate, service type, time distribution, etc.). The machine learning model evaluates correlations across these different dimensions, significantly improving detection accuracy while maintaining implementation simplicity through automated threshold training

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Measurement precision

If multi-dimensional evaluation is implemented, then detection accuracy is improved, but system complexity deteriorates

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

Solution Approach 1:

The system implements self-service through automated machine learning training. The credit thresholds are automatically trained using historical data and pre-calculated correlation coefficients, eliminating the need for manual configuration of multiple detection parameters. The system serves itself by automatically optimizing detection accuracy without increasing operational complexity

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Correlation coefficients between service features and IP validity are pre-calculated from historical data before actual detection operations. This preliminary action stores complex relationship patterns in advance, allowing the system to achieve high detection accuracy through simple threshold comparisons during runtime without real-time computational complexity

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS12476989B2Method for training credit threshold, method for detecting IP address, computer device and storage medium
Publication Date: 2025.11.18 BIGO TECH PTE LTD
  • US12476989B2 patent drawing
  • US12476989B2 patent drawing
  • US12476989B2 patent drawing

AI summary

Provided is a method for training credit thresholds, including: acquiring a plurality of service features from history data of a service operation triggered based on a plurality of IP addresses; hierarchically calculating at least two correlation coefficients for each of the service features; generating, for each of the IP addresses based on the correlation coefficients corresponding to the service features, a credit value indicating the validity of each of the IP addresses; generating an evaluation indicator for the plurality of IP addresses; and determining a credit value corresponding to the evaluation indicator as a credit threshold in response to the evaluation indicator meeting a target condition.