Digital Entity Operation Credential Generation for Blockchain Security

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Solution Overview

Problem

Current digital entity processing systems lack adequate security and traceability mechanisms for operations such as minting and transferring digital entities on blockchain technology, as no operation recording mechanism is established, leading to potential security risks and untraceable transactions.

Innovation Solution

A digital entity processing method that generates an entity operation credential based on a digital identifier and operation information, signed by the target object's signature data, to record and verify operations on the digital entity, ensuring security and traceability through decentralized identity (DID) and non-fungible token (NFT) protocols.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If operators directly perform operations on digital entities without an operation recording mechanism, then the operation process is simple and fast, but security and traceability of operations are compromised

Engineering Contradiction:
Improvesecurity and traceabilityVSAvoidoperation recording mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary actions by generating entity operation credentials before operations are executed. The credential includes operation information and requester identification, which are prepared in advance and signed by the requester's private key, ensuring security and traceability are established before the actual operation occurs.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The entity operation credential acts as an intermediary between the operator and the digital entity operation. Instead of directly performing operations, the system uses the signed credential as a mediator that carries operation information and requester identification, enabling secure and traceable operations without direct interaction.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If no operation recording mechanism is established, then the system operates with fewer components and lower complexity, but security risks increase and operations become untraceable

Engineering Contradiction:
Improvesystem componentsVSAvoidoperation security and traceability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The system implements self-service through cryptographic signature mechanisms. The requester uses their own private key to sign the entity operation credential, creating a self-verifyable record that proves authorization without requiring external verification authorities. This self-service approach enhances security and traceability while maintaining system simplicity.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The signed entity operation credential provides feedback about the operation request by containing operation information and requester identification. This feedback mechanism ensures that operations are traceable and secure, as the credential serves as a verifiable record that can be used to audit and track operations throughout the system.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20240320376A1Digital entity processing method, electronic device, storage medium
Publication Date: 2024.09.26 TENCENT TECHNOLOGY (SHENZHEN) CO LTD
  • US20240320376A1 patent drawing
  • US20240320376A1 patent drawing
  • US20240320376A1 patent drawing

AI summary

A digital entity processing method, performed by an electronic device, includes obtaining, when an operation request initiated by a target object for a digital entity is obtained, a digital identifier of the target object, the operation request carrying operation information of a target operation requested by the target object; generating an entity operation credential based on the digital identifier of the target object and the operation information, the entity operation credential indicating a request for performing the target operation for the digital entity, and indicating that a requester of the target operation is the target object; obtaining statement data in response to the target object confirming that the target operation is performed on the digital entity, the statement data being obtained by signing the entity operation credential using first signature data of the target object; and performing the target operation on the digital entity.