Crypto Chat With Biometric Key Control for Private Data

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Solution Overview

Problem

Current social chat software lacks user control over data privacy and digital assets, with centralized databases vulnerable to data breaches and password security issues, leading to loss of ownership and privacy rights.

Innovation Solution

Implementing a decentralized encrypted chat platform using users' biological information and asymmetric encryption, ensuring only the user can access their data through unique encryption keys, even in the event of database breaches.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If centralized database is used to store user data, then data accessibility and management efficiency are improved, but user data privacy and security are compromised

Engineering Contradiction:
Improvedata management efficiencyVSAvoiduser data security
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent extracts the encryption keys from the centralized database control and gives them to users. Users generate and hold their own public-private key pairs, with only private keys stored locally on their devices. This removes the security vulnerability of centralized password storage while maintaining efficient data management through the centralized platform.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent introduces asymmetric encryption as an intermediary mechanism between users and the centralized database. The encryption layer mediates data storage and retrieval, allowing the centralized system to manage data efficiently while cryptographic keys protect user privacy and security independently of centralized control.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If passwords are used for account security, then ease of operation is improved, but security against attacks is worsened

Engineering Contradiction:
Improveaccount access convenienceVSAvoidpassword security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces the mechanical password system with a cryptographic system based on asymmetric encryption. Instead of relying on secret passwords that can be attacked through brute force or database breaches, users have cryptographic key pairs where security is based on mathematical problems that are computationally infeasible to solve, while maintaining ease of operation through automated key management.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Speed

If user data is stored in centralized database, then data retrieval speed is improved, but vulnerability to data breaches increases

Engineering Contradiction:
Improvedata retrieval speedVSAvoiddata breach vulnerability
Core Design Contradiction:
SpeedVSObject-affected harmful factors

Solution Approach 1:

The patent extracts sensitive information (private keys and encrypted data) from centralized storage and places them in user-controlled environments. The centralized database stores only encrypted data that is mathematically infeasible to decrypt without user private keys, eliminating the harmful effect of centralized data breaches while maintaining fast retrieval through efficient encrypted storage and indexing.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12413562B2System and methods of crypto chat
Publication Date: 2025.09.09 A&C TECHNOLOGY INC
  • US12413562B2 patent drawing
  • US12413562B2 patent drawing
  • US12413562B2 patent drawing

AI summary

Apparatus, systems, and methods a crypto chat social software system can use the user's biological information to ensure the security of the account through a secure encryption method, which is not easy to be cracked, so that the user can fully control the security of his account. Encryption on each data generated by the user's application of social chat software is performed to ensure that only the users themselves can view the application's data and digital assets. The server storage can be decentralized in that al data stored and backed up are encrypted information. Accordingly, users' private data and digital assets cannot be stolen and abused. At the same time, the user's data will not be affected, the user still owns, and only the user owns their private data and digital assets.