Access Point Authentication Logic for Wireless Security

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Solution Overview

Problem

Information processing apparatuses with wireless LAN access point functions face security issues due to the possibility of unauthorized users accessing wireless authentication information, leading to potential disconnection of the user who generated the information and limited concurrent connections.

Innovation Solution

Incorporating a determination unit to verify the user who activated the access point function matches the user logged into the apparatus, controlling the display of wireless connection information accordingly to prevent unauthorized access and ensure proper connectivity.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If wireless authentication information is displayed on the operation unit, then users can connect to the access point, but unauthorized users may also access and use the wireless direct function

Engineering Contradiction:
Improvewireless connection setupVSAvoidunauthorized access
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary authentication by determining whether the user who activated the access point function matches the user who logged into the information processing apparatus before displaying wireless connection information. This preliminary check prevents unauthorized users from accessing the wireless direct function while allowing legitimate users to connect.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If multiple users can access the printing apparatus, then collaboration is improved, but the user who generated wireless authentication information may not be connected due to limited concurrent connections

Engineering Contradiction:
Improvemulti-user accessVSAvoidconnection stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system performs preliminary verification to determine if the current user matches the user who activated the access point function before allowing wireless connection. This ensures that the original user who generated the authentication information maintains reliable connection status even when multiple users access the printing apparatus.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback by controlling the display of wireless connection information based on user identity verification. When the current user matches the activating user, connection information is displayed; otherwise, it is suppressed. This feedback mechanism maintains connection reliability by preventing unauthorized or conflicting connections.

Inventive Principle:
Principle #23Feedback

3Ease of operation

If wireless authentication information is always displayed, then any user can connect easily, but security is compromised as other users can also use the wireless direct function

Engineering Contradiction:
Improvewireless connectionVSAvoidinformation leakage
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The system applies different display behaviors for different user contexts. Wireless connection information is displayed only when the current user matches the user who activated the access point function, and suppressed when users differ. This localized quality control prevents information leakage to unauthorized users while maintaining ease of operation for legitimate users.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS10528307B2Information processing apparatus including access point function, control method for controlling information processing apparatus, and storage medium
Publication Date: 2020.01.07 CANON KK
  • US10528307B2 patent drawing
  • US10528307B2 patent drawing
  • US10528307B2 patent drawing

AI summary

An information processing apparatus including an access point function includes a display unit that displays wireless connection information corresponding to the access point function, a determination unit that determines whether a user who issued an instruction for activating the access point function matches a user who logged into the information processing apparatus, and a control unit that controls the display unit to display the wireless connection information in a case where the determination unit determines that the user who issued the instruction for activating the access point function matches the user who logged into the information processing apparatus and not to display the wireless connection information in a case where the user who issued the instruction for activating the access point does not match the user who logged into the information processing apparatus.