Security Plug-in Selective Content Processing

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Solution Overview

Problem

Current cyber threat detection processes are inflexible and often block entire web pages due to malicious code, leading to false negatives and limitations in rendering legitimate content, as they lack the ability to selectively prevent malicious content from being processed.

Innovation Solution

A system and method employing security plug-ins that analyze content segments before processing, using threat detection rules and remediation logic to selectively prevent malicious content from being rendered, allowing legitimate content to be processed and rendered without interference.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional threat detection processes block entire web pages due to malicious code, then cyber security protection is improved, but access to legitimate content is limited

Engineering Contradiction:
Improvecyber security protectionVSAvoidaccess to legitimate content
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent segments web page content into discrete components (HTML, CSS, JavaScript, images, etc.) and analyzes each segment independently for malicious code. This allows the system to identify and block only the specific malicious segments while permitting legitimate segments to be rendered, thereby maintaining security protection while preserving access to valid content.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent extracts and removes identified malicious content segments from the web page while retaining the legitimate portions. This extraction approach enables the system to eliminate security threats without unnecessarily blocking entire pages, thus improving both security reliability and content accessibility.

Inventive Principle:
Principle #2Taking out (Extraction)

2Object-affected harmful factors

If static analysis compares incoming content to adware signatures, then adware display is blocked, but false negatives increase

Engineering Contradiction:
Improveadware blockingVSAvoiddetection accuracy
Core Design Contradiction:
Object-affected harmful factorsVSMeasurement precision

Solution Approach 1:

The patent transitions from static signature-based analysis to dynamic behavior analysis by monitoring how content segments execute and interact during web page rendering. This dynamic approach allows the system to detect malicious behavior patterns that static analysis might miss, thereby reducing false negatives while maintaining adware blocking capability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent performs preliminary analysis and classification of content segments before full rendering occurs. By pre-identifying potentially malicious segments through static analysis and then subjecting them to further dynamic validation, the system improves detection accuracy without significantly impacting rendering performance.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If entire web pages are precluded from rendering due to malicious software, then cyberattack prevention is improved, but user experience deteriorates

Engineering Contradiction:
Improvecyberattack preventionVSAvoiduser experience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent divides the web page into renderable and non-renderable segments based on security analysis. Legitimate segments are rendered normally while malicious segments are blocked or replaced with safe alternatives. This segmentation approach maintains cyberattack prevention while preserving the overall user experience by allowing users to access valid content.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary security processing layer between the web content source and the rendering engine. This intermediary analyzes, filters, and sanitizes content segments before they reach the renderer, acting as a mediator that protects against attacks while allowing legitimate content to pass through to the user interface.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12074887B1System and method for selectively processing content after identification and removal of malicious content
Publication Date: 2024.08.27 MAGENTA SECURITY HOLDINGS LLC
  • US12074887B1 patent drawing
  • US12074887B1 patent drawing
  • US12074887B1 patent drawing

AI summary

A system and method directed toward the deployment of one or more security plug-ins for software components (e.g., applications) that analyze incoming content and selectively prevent malicious portions of the content from being processed by the applications without limiting the processing and/or rendering of the legitimate (non-malicious) portions of the incoming content is described. Each of the security plug-ins is communicatively coupled to a published interface of a software component, such as an application. The security plug-in includes logic to (i) gain access to content received by the software component prior to processing of the content by the software component, (ii) parse the content into separate segments, (iii) analyze each content segment to determine whether the content segment is malicious or non-malicious, and (iv) permit rendering of one or more non-malicious content segments while preventing processing of one or more malicious content segments.