Selective Content Security via Segmentation and Local Quality

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Solution Overview

Problem

Current systems lack mechanisms to efficiently and effectively secure only a portion of digital content, leading to inconvenience and frustration, as entire documents are often secured, blocking access to non-sensitive information.

Innovation Solution

A data processing system and method that allows users to mark specific portions of communications as sensitive, setting a sensitive data property and initiating security protocols, while providing access to non-sensitive portions until the recipient is authenticated.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If entire documents are secured to protect sensitive information, then security is improved, but access to non-sensitive information is blocked

Engineering Contradiction:
ImprovesecurityVSAvoidaccess to non-sensitive information
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent divides a document into multiple portions, marking only the sensitive portions with security identifiers while leaving non-sensitive portions accessible. This segmentation allows the system to apply security selectively rather than to the entire document, resolving the contradiction between protecting sensitive information and maintaining access to non-sensitive information.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies different security properties to different portions of the same document. Sensitive portions are marked with security identifiers that require authentication, while non-sensitive portions remain unmarked and freely accessible. This local differentiation resolves the contradiction by providing security only where needed rather than uniformly across the entire document.

Inventive Principle:
Principle #3Local quality

2Ease of operation

If selective portion securing is implemented, then access to non-sensitive information is maintained, but system complexity increases

Engineering Contradiction:
Improveaccess to non-sensitive informationVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent extracts the security mechanism from the entire document level and applies it only to specific sensitive portions. By isolating the security functionality to only the necessary parts of the document, the system reduces the overall complexity compared to securing entire documents, while still providing selective access control.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces security identifiers as intermediary markers that indicate which portions of a document require authentication. These identifiers act as a simple mediator between the document content and the security system, allowing the application to determine access requirements without complex integrated security logic, thus reducing system complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If authentication is required for all content, then security is improved, but user satisfaction decreases

Engineering Contradiction:
ImprovesecurityVSAvoiduser satisfaction
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent segments the document into sensitive and non-sensitive portions, allowing users to access non-sensitive portions without authentication. This segmentation maintains security for sensitive information while improving user satisfaction by providing frictionless access to non-sensitive content, eliminating the need for authentication across the entire document.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies authentication requirements locally only to sensitive portions marked with security identifiers, rather than requiring authentication for all content. This localized approach maintains security where needed while improving user satisfaction by allowing unrestricted access to non-sensitive portions, creating a more user-friendly experience.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12067146B2Method and system of securing sensitive information
Publication Date: 2024.08.20 MICROSOFT TECHNOLOGY LICENSING LLC
  • US12067146B2 patent drawing
  • US12067146B2 patent drawing
  • US12067146B2 patent drawing

AI summary

A system and method for securing a portion of a communication includes receiving a request to mark a portion of a communication as sensitive, where the communication includes a sensitive portion and an unsensitive portion. Upon receiving the request, a data property of the sensitive portion is set to a sensitive content property. After setting the data property, the method includes, securing the sensitive portion by initiating security calls for handling the sensitive portion, and transmitting the communication to a recipient. After the communication is transmitted to the recipient, access to the unsensitive portion is provided to the recipient, while the sensitive portion is redacted until the recipient is authenticated for receiving access to the sensitive portion.