Context-Based Authentication for Mobile Content Access

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Solution Overview

Problem

Existing information processing systems lack effective mechanisms for authenticating and managing content access requests from mobile terminals based on location, template compatibility, and time zone, leading to insecure and inefficient group formation and content editing processes.

Innovation Solution

An information processing device and system that includes a request acceptance portion, location identification, template identification, and authentication portion to allow or deny content access requests from mobile terminals based on their location, identified template, and time zone, enabling secure and real-time group formation and content editing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional authentication methods (passwords or IDs) are used for content access, then system security is maintained, but user convenience and ease of operation deteriorate

Engineering Contradiction:
Improveuser convenienceVSAvoidsystem security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces traditional mechanical authentication systems (passwords and IDs) with a context-based authentication system that uses location information, template identification, and time zone data. The authentication portion automatically determines access rights by comparing these contextual parameters against stored reference data, eliminating the need for users to manually input credentials while maintaining security through multi-factor contextual verification.

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

2Ease of operation

If context-based authentication (location, template, time zone) is implemented, then user convenience is improved, but system complexity increases

Engineering Contradiction:
Improveauthentication simplicityVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent segments the authentication process into distinct functional modules: a location identification portion that obtains geographic location data, a template identification portion that determines template type, and an authentication portion that compares these parameters against stored reference information. This modular segmentation allows each component to perform a specific function independently, making the overall complex system more manageable and maintainable while providing comprehensive contextual authentication.

Inventive Principle:
Principle #1Segmentation

3Reliability

If multiple authentication parameters (location, template, time zone) are verified, then access security is enhanced, but processing time increases

Engineering Contradiction:
Improveaccess securityVSAvoidauthentication time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent stores reference location information, template identification data, and time zone parameters in advance within the system's storage portion. When authentication is required, the system retrieves and compares these pre-stored reference values against the current contextual parameters obtained from the terminal device. This preliminary preparation of reference data eliminates the need for complex real-time calculations during authentication, reducing processing time while maintaining multi-factor security verification.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9148436B2Information processing device, computer readable medium, and information processing system
Publication Date: 2015.09.29 PFU LTD
  • US9148436B2 patent drawing
  • US9148436B2 patent drawing
  • US9148436B2 patent drawing

AI summary

There is provided an information processing device having: a request acceptance portion that accepts a content access request from a mobile terminal; a location identification portion that identifies a location where the mobile terminal exists; a template identification portion that identifies a template configured to be accessed by the mobile terminal; and an authentication portion that decides whether to allow the accepted content access request based on the identified location, the identified template, and a time zone in which the access request from the mobile terminal is accepted.