Web Document Editing Token Authentication Mechanism

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Solution Overview

Problem

Web-based electronic document services lack a robust security mechanism to authenticate editing commands, risking unauthorized access and edits by third parties.

Innovation Solution

A web-based electronic document service apparatus that generates and verifies a document authentication token for client terminals, ensuring that only legitimate users can initiate editing commands by comparing received tokens with those stored in a token database.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If web-based electronic document service allows client terminals to edit documents through browsers without installing programs, then user mobility and accessibility are improved, but security risk from unauthorized editing by third parties increases

Engineering Contradiction:
Improveuser mobilityVSAvoidunauthorized editing
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The server generates and transmits an authentication token to the client terminal before allowing document editing. This preliminary authentication step ensures that only authorized users can access and edit the document, preventing unauthorized editing while maintaining web-based accessibility

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

An authentication token is introduced as an intermediary mechanism between the client terminal and the document editing process. The server verifies the authentication token received from the client terminal before permitting editing operations, thus mediating security control without affecting user accessibility

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the server verifies editing commands by checking authentication tokens, then security against unauthorized access is improved, but system complexity increases

Engineering Contradiction:
ImprovesecurityVSAvoidauthentication mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The authentication token is designed as a disposable, short-lived security object that is generated for a specific editing session and becomes invalid after use or expiration. This approach provides strong security verification without requiring complex long-term authentication infrastructure

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The authentication token contains dynamically changing parameters such as timestamp and session identifiers that expire after a certain period. This parameter-based approach provides robust security verification while maintaining relatively simple system architecture compared to permanent credential systems

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS10607001B2Web-based electronic document service apparatus capable of authenticating document editing and operating method thereof
Publication Date: 2020.03.31 THINKFREE INC
  • US10607001B2 patent drawing
  • US10607001B2 patent drawing
  • US10607001B2 patent drawing

AI summary

The present invention provides a web-based electronic document service apparatus, which is capable of authenticating the edit of a document, and an operating method thereof, in which when a predetermined authentication token is randomly issued and transmitted to a client terminal accessing for editing an electronic document based on a web, and then an editing command and an authentication token corresponding to the editing command are received from the client terminal, it is determined whether the received authentication token corresponds to the previously issued authentication token, so that it is possible to confirm whether the editing command received from the client terminal is the editing command generated by the true user, thereby providing a security mechanism.