Cover Application Security for Portable POS Terminals

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Solution Overview

Problem

Portable POS terminals lack I/O ports for connecting peripheral devices, leading to risks of unauthorized operations through their operation screens, such as starting unnecessary tools or changing OS settings.

Innovation Solution

An information processing apparatus with a connection interface for external and peripheral devices, a display, and a processor that starts an operation system and executes a cover application to continuously display a full-screen cover screen before showing other operation screens, requiring authentication to access further functions.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a touch panel display is provided in the IO-BOX to improve operability and functionality, then operability and functionality are improved, but unauthorized operations such as starting unnecessary tools and changing OS settings become possible

Engineering Contradiction:
ImproveoperabilityVSAvoidsecurity
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent applies preliminary action by displaying a cover screen before the main operation screen appears. This cover screen is shown in advance as a security measure, preventing unauthorized operations before they can occur. The cover screen remains until authentication is completed, proactively blocking potential security threats rather than reacting to them after unauthorized access occurs.

Inventive Principle:
Principle #10Preliminary action

2Ease of operation

If the operation screen is made accessible to improve ease of operation, then ease of operation is improved, but the risk of unauthorized operations increases

Engineering Contradiction:
ImproveaccessibilityVSAvoidunauthorized operations
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a cover screen as an intermediary element between the user and the main operation screen. This intermediary layer acts as a mediator that must be authenticated through before accessing the actual operation screen, thus preventing unauthorized operations while still allowing legitimate users to access the system conveniently.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If the IO-BOX is used to add I/O ports to the portable terminal, then connectivity to peripheral devices is improved, but the system becomes more vulnerable to unauthorized access

Engineering Contradiction:
ImproveconnectivityVSAvoidsystem security
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent segments the access process into two distinct parts: a secure cover screen layer and the main operation screen layer. This segmentation separates the authentication function from the operational function, allowing the IO-BOX to provide enhanced connectivity while maintaining security through the divided access structure.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS20240338670A1Information processing apparatus, point-of-sale system, and method
Publication Date: 2024.10.10 TOSHIBA TEC KK
  • US20240338670A1 patent drawing
  • US20240338670A1 patent drawing
  • US20240338670A1 patent drawing

AI summary

An information processing apparatus includes a connection interface connectable to an external device and a peripheral device, a display, an input interface, and a processor configured to start an operation system, and when the operation system is started or the peripheral device is connected to the connection interface, execute a first application, which causes the display to continuously display a first operation screen in full screen mode before displaying a second operation screen of the operation system or another application installed in the information processing apparatus.