MFP Network Environment Detection for Automatic Security Settings

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Solution Overview

Problem

Users face difficulties in selecting appropriate security levels for information processing apparatuses, leading to potential operation with unsuitable or non-secure settings, especially in complex environments like teleworking and public spaces.

Innovation Solution

An information processing apparatus that estimates its use environment based on network information and provides a mechanism to automatically set security settings suitable for that environment, using a collective setting function that categorizes environments and adjusts security measures accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If users manually select security levels for information processing apparatuses, then users can customize security settings according to their needs, but users face difficulties in selecting appropriate security levels and may operate with unsuitable or non-secure settings

Engineering Contradiction:
Improveease of security setting selectionVSAvoidsecurity level appropriateness
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The information processing apparatus automatically determines its own use environment category based on detected network information (such as presence of firewall, router, or direct Internet connection), eliminating the need for users to manually select security levels. The system serves itself by autonomously identifying whether it operates in a home network, office network, or public network environment and applies the corresponding security settings automatically.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system changes security parameters automatically based on the detected use environment category. Different categories (home network, office network, public network) trigger different security parameter configurations, such as varying levels of authentication requirements, encryption settings, and access control policies, ensuring appropriate security without user intervention.

Inventive Principle:
Principle #35Parameter changes

2Adaptability or versatility

If the information processing apparatus provides multiple security level options, then users have flexibility in choosing security settings, but the complexity of required security settings increases in various environments like teleworking and public spaces

Engineering Contradiction:
Improvesecurity setting flexibilityVSAvoidsecurity setting complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system segments the use environment into distinct categories (home network, office network, public network) based on network information characteristics. Each category has predefined security settings, breaking down the complex security configuration task into manageable segments. This segmentation allows the system to provide adaptability across different environments while maintaining simplicity in implementation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary classification of the use environment by detecting network information before security settings are applied. By pre-categorizing the operating environment and preparing corresponding security configurations in advance, the system eliminates the need for users to navigate complex security settings, thereby reducing operational complexity while maintaining versatility.

Inventive Principle:
Principle #10Preliminary action

3Productivity

If default security settings are used without user configuration, then the apparatus can operate immediately, but the security may not be suitable for the actual environment

Engineering Contradiction:
Improveoperational readinessVSAvoidsecurity adequacy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system continuously monitors network information and uses this feedback to automatically adjust security settings. By detecting changes in the network environment (such as transitioning from a home network to a public network), the system receives feedback and dynamically modifies security parameters to maintain adequacy without requiring user reconfiguration, thus preserving both operational readiness and security reliability.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The security settings are made dynamic rather than static, allowing the system to adapt automatically to changing use environments. The security configuration changes in real-time based on the detected network category, ensuring that the apparatus maintains appropriate security levels across different operational contexts while remaining immediately operational upon startup.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12568117B2Information processing apparatus, method for controlling the same, and storage medium
Publication Date: 2026.03.03 CANON KK
  • US12568117B2 patent drawing
  • US12568117B2 patent drawing
  • US12568117B2 patent drawing

AI summary

An MFP as an information processing apparatus stores a setting data group as a combination of at least one setting item and a setting value corresponding to the at least one setting item for each of a plurality of division categories. The MFP acquires a plurality of network settings acquired from outside and/or set in the MFP. The MFP estimates the category corresponding to the use environment of the MFP from among the plurality of categories based on the plurality of obtained network settings. Lastly, the MFP changes operation settings of the MFP based on the setting data group stored in association with the estimated category.