Dual Content Encryption for Ride-Sharing Data Privacy

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Solution Overview

Problem

Current systems lack comprehensive solutions for ensuring personal data privacy and security in ride-sharing services, particularly in unsecured networks, and there is a need for robust encryption methods that protect both riders and drivers while allowing for evidence retrieval in case of incidents.

Innovation Solution

A transport facilitation system utilizing dual encryption with public key pairs of both riders and drivers to encrypt recorded content, ensuring that decryption requires both private keys, which are securely stored and accessible only to the respective parties, thereby maintaining privacy and providing a secure evidentiary resource.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If data is transmitted over unsecured networks in ride-sharing services, then service accessibility and convenience are improved, but data privacy and security are compromised

Engineering Contradiction:
Improveservice accessibilityVSAvoiddata privacy risk
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces an encryption intermediary mechanism that mediates between the unsecured network transmission and the protected data. Public key encryption acts as the intermediary, allowing data to be transmitted over unsecured networks while maintaining security through the cryptographic barrier between the network and the actual data content.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent transforms data from its original readable state into an encrypted mathematical representation using public key algorithms. This parameter change converts the data into a form that can be safely transmitted over unsecured networks, changing its mathematical properties while preserving its information content for authorized recipients.

Inventive Principle:
Principle #35Parameter changes

2Reliability

If comprehensive encryption is implemented to protect all personal data, then data security is improved, but system complexity and computational overhead increase

Engineering Contradiction:
Improvedata securityVSAvoidencryption system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the encryption process into distinct phases: key generation, public key encryption of data, and separate key management. This segmentation allows each component to be optimized independently and reduces overall system complexity by breaking down the monolithic encryption task into manageable modular operations.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system implements self-service encryption where each user device autonomously generates its own public and private key pairs and performs encryption/decryption operations locally. This eliminates the need for centralized key management infrastructure, reducing system complexity while maintaining strong security through distributed self-securing of data.

Inventive Principle:
Principle #25Self-service

3Reliability

If encryption keys are securely stored and accessible only to respective parties, then data confidentiality is improved, but access control and key management become more difficult

Engineering Contradiction:
Improvedata confidentialityVSAvoidkey management ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent extracts the private key from the data transmission process entirely, keeping it isolated and never exposing it to networks or other parties. Only the public key is extracted and shared for encryption purposes. This separation extracts the security-critical element from potential attack vectors while maintaining confidentiality through the mathematical properties of asymmetric cryptography.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS10491571B2Computing system implementing dual content encryption for a transport service
Publication Date: 2019.11.26 UBER TECHNOLOGIES INC
  • US10491571B2 patent drawing
  • US10491571B2 patent drawing
  • US10491571B2 patent drawing

AI summary

A computing system can initiate one or more recording mechanisms to record content within a passenger interior of the vehicle as a driver transports a rider. After the vehicle arrives at a drop-off location, the computing system can dual encrypt the content utilizing a first public key associated with the driver and a second public key associated with the requesting user and store the dually encrypted content in a storage device. Decryption can require a pair of private keys associated with the rider and the driver.