Vulnerability State Delta Detection for Network Security

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Solution Overview

Problem

Current network vulnerability scanning methods often produce large, cumbersome lists of vulnerabilities that include irrelevant data and may not detect changes in real-time, leading to delayed identification of vulnerabilities and increased processing burdens.

Innovation Solution

A system and method for detecting vulnerability state deltas, which involves pseudo-continuous scanning, data compilation from various sources, and reporting only changes in the vulnerability state, allowing for efficient monitoring and reduced resource impact by focusing on differences rather than complete vulnerability lists.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If complete vulnerability lists are generated from periodic scans, then comprehensive vulnerability detection is achieved, but the data volume and processing burden increase significantly

Engineering Contradiction:
Improvevulnerability detection completenessVSAvoiddata volume
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The patent extracts only the changed vulnerability data (deltas) from complete vulnerability scans, rather than processing entire vulnerability lists. This is achieved by comparing current scan results with baseline data and transmitting only the differences, thereby reducing data volume while maintaining detection completeness.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The vulnerability detection process is segmented into baseline scanning, delta identification, and selective reporting stages. By dividing the complete vulnerability list into baseline data and change deltas, the system processes only relevant changes rather than entire vulnerability datasets.

Inventive Principle:
Principle #1Segmentation

2Loss of time

If periodic vulnerability scans are performed, then vulnerability detection is achieved, but real-time detection capability is lost

Engineering Contradiction:
Improvedetection delayVSAvoidscan frequency
Core Design Contradiction:
Loss of timeVSProductivity

Solution Approach 1:

The system uses periodic baseline scans combined with continuous delta detection. While complete scans occur periodically, the system continuously monitors for changes between scans by comparing new data against baseline, enabling near-real-time vulnerability detection without requiring continuous full-scale scanning.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

Baseline vulnerability data is captured in advance and stored for comparison. This preliminary action enables rapid delta detection when new scans are performed, reducing the time needed to identify new vulnerabilities without requiring continuous scanning.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If frequent vulnerability scans are conducted, then real-time vulnerability detection is improved, but resource consumption increases

Engineering Contradiction:
Improvevulnerability detection timelinessVSAvoidcomputational resources
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system extracts and processes only the delta portion of vulnerability data rather than analyzing complete vulnerability lists repeatedly. By identifying and transmitting only changed elements between scans, computational resources are significantly reduced while maintaining timely detection capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of performing complete vulnerability analysis on entire networks at frequent intervals, the system performs partial analysis focused only on changed elements. This selective processing approach consumes fewer resources while achieving the same detection effectiveness for new vulnerabilities.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS9900333B2System and method for detecting vulnerability state deltas
Publication Date: 2018.02.20 QUALYS
  • US9900333B2 patent drawing
  • US9900333B2 patent drawing
  • US9900333B2 patent drawing

AI summary

Described herein is a system and method for detecting vulnerability state deltas, the method comprising the steps of: receiving data related to a network connected device; determining a vulnerability state of the network connected device based upon the data; storing the vulnerability state in a vulnerability state database; receiving additional data related to the network connected device; determining an updated vulnerability state of the network connected device based upon the additional data; determining one or more deltas based upon differences between the vulnerability stare and the updated vulnerability state; and updating the stored vulnerability state with the updated vulnerability state.