Privacy-Aware Information Extraction Validation System

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Solution Overview

Problem

Users have limited control over how their data is used and shared, leading to privacy concerns as entities access and utilize their information for personalized experiences and targeted advertising without ensuring the protection of private data.

Innovation Solution

A privacy-aware system that uses publicly available data to derive user information and validates it using private data without revealing any new information, ensuring that private data remains secure and is only used to confirm or refute observations made from public data.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If private data is used to validate public data-derived insights, then measurement precision is improved, but loss of information worsens because private data cannot be disclosed

Engineering Contradiction:
Improvevalidation accuracyVSAvoidprivate data disclosure
Core Design Contradiction:
Measurement precisionVSLoss of information

Solution Approach 1:

A trusted third-party validation system acts as an intermediary between public data sources and private data holders. This mediator can verify public data accuracy against private data without either party needing to disclose their complete datasets, thus improving validation precision while preventing information loss through unauthorized disclosure

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The validation process is segmented into separate stages: public data collection, privacy-preserving validation request generation, selective private data verification, and result aggregation. This segmentation allows precise validation while maintaining privacy boundaries, as each segment operates with only the minimum necessary data access

Inventive Principle:
Principle #1Segmentation

2Productivity

If more data is collected and retained about users, then productivity is improved through better personalization, but object-generated harmful factors worsen due to increased privacy risks

Engineering Contradiction:
Improvepersonalization efficiencyVSAvoidprivacy abuse risk
Core Design Contradiction:
ProductivityVSObject-generated harmful factors

Solution Approach 1:

The system changes the parameter of data accessibility from fully open to selectively controlled. By implementing dynamic access control parameters that adjust based on validation needs and user consent levels, the system maintains productivity benefits of data collection while reducing privacy harm through parameterized access restrictions

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

A feedback mechanism is implemented where validation results continuously inform data collection policies. When validation reveals privacy risks or inaccuracies, the system adjusts its data collection and usage parameters accordingly, creating a self-regulating system that balances productivity with privacy protection

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10599871B2System and method for privacy aware information extraction and validation
Publication Date: 2020.03.24 YAHOO ASSETS LLC
  • US10599871B2 patent drawing
  • US10599871B2 patent drawing
  • US10599871B2 patent drawing

AI summary

Disclosed herein is a system to validate information about a user, or users, derived from publicly-accessible data. The system comprises a validation system that uses private data about the user to validate the user information derived from the publicly-accessible data. The validation system may receive a validation request in connection with an inconclusive result derived from the publicly-accessible data.