Authentication Warning Control for Global IP Communications

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Solution Overview

Problem

Existing information processing apparatuses fail to appropriately adjust authentication settings based on network environments, particularly when communicating with external devices having global IP addresses, leading to potential security vulnerabilities.

Innovation Solution

The apparatus determines the presence of a global IP address in communication packets and issues warnings or prompts for enhanced authentication measures, such as multi-factor authentication, when a global IP address is detected, ensuring secure communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the information processing apparatus communicates with external devices using global IP addresses, then network connectivity and accessibility are improved, but security risk increases due to exposure to Internet-based threats

Engineering Contradiction:
Improvenetwork connectivityVSAvoidsecurity risk
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The patent applies local quality by issuing security warnings specifically when global IP addresses are detected in communication packets, rather than applying uniform security measures to all communications. The control unit analyzes the IP address type and selectively prompts users to enable multi-factor authentication only for external communications, thereby addressing security risks locally where they are most critical while maintaining network connectivity versatility.

Inventive Principle:
Principle #3Local quality

2Reliability

If multi-factor authentication is always required, then security is improved, but ease of operation deteriorates due to additional authentication steps

Engineering Contradiction:
ImprovesecurityVSAvoidoperation convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent implements dynamics by making the authentication requirement conditional rather than static. The control unit dynamically determines whether to prompt for multi-factor authentication based on real-time analysis of communication packet IP addresses. When a global IP address is detected, the system dynamically activates the authentication prompt; when only private IP addresses are involved, the prompt remains inactive, thereby adapting security measures to the actual communication context.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies parameter changes by altering the authentication state parameter based on network environment parameters. The control unit monitors IP address parameters in communication packets and changes the authentication requirement parameter accordingly. This conditional parameter adjustment allows the system to maintain high security when needed while preserving operational convenience in trusted private network environments.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If security warnings are issued for all communications, then user awareness of security risks is improved, but information overload occurs causing user distraction

Engineering Contradiction:
Improvesecurity awarenessVSAvoidinformation overload
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The patent applies the extraction principle by selectively removing security warnings from communications that do not involve global IP addresses. The control unit extracts and analyzes the IP address information from communication packets and issues warnings only when global IP addresses are detected. This selective extraction approach filters out unnecessary warning information, preventing user distraction while maintaining security awareness for truly external communications.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12519765B2Information processing apparatus, method for controlling the information processing apparatus, and storage medium
Publication Date: 2026.01.06 CANON KK
  • US12519765B2 patent drawing
  • US12519765B2 patent drawing
  • US12519765B2 patent drawing

AI summary

An information processing apparatus configured to communicate with an external information processing apparatus is configured to determine, based on the information processing apparatus having communicated with the external information processing apparatus, whether information indicating a global Internet Protocol (IP) address is included in an IP header of a communication packet in the communication, and perform control to issue a warning about a predetermined authentication setting in a case where it is determined that the information indicating the global IP address is included, and the predetermined authentication setting is not made on the information processing apparatus, and so as not to issue the warning about the predetermined authentication setting in a case where it is determined that the information indicating the global IP address is not included.