Communication Control Device for Standby Mode Data Security

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Solution Overview

Problem

Current systems lack an effective method to securely manage data on personal computers that are stolen or lost, as they cannot shift operational conditions to activate security processes when in standby, hibernate, or shutdown modes, unlike portable telephones.

Innovation Solution

A communication control device that acquires the operational condition of an information processing apparatus and notifies it of activation or security commands, enabling security processes regardless of the operational state, including standby, hibernate, or shutdown modes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If the information processing apparatus is in standby, hibernate, or shutdown mode, then power consumption is reduced, but security processes cannot be executed

Engineering Contradiction:
Improvepower consumptionVSAvoidsecurity process execution
Core Design Contradiction:
Loss of energyVSReliability

Solution Approach 1:

The system performs preliminary actions by storing security commands and operational condition information in the communication control device before the information processing apparatus enters standby, hibernate, or shutdown modes. When a security process is requested, the communication control device can immediately execute the pre-stored commands without needing to wake up the main apparatus, thus maintaining security reliability while preserving low power consumption state.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If the communication control device stores operational condition and command information, then security processes can be executed in any operational state, but device complexity increases

Engineering Contradiction:
Improvesecurity process executionVSAvoidinformation storage capability
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The communication control device is designed with multi-functionality, serving both as a communication interface and as a security command execution unit. It universally handles multiple operational conditions (activated, standby, hibernate, shutdown) and can execute various types of security commands (data deletion, data protection) without requiring separate dedicated hardware for each function, thus managing complexity while maintaining reliability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Reliability

If the system requests security processes for information processing apparatus in activated mode, then data security is maintained, but productivity is reduced due to continuous activation requirements

Engineering Contradiction:
Improvedata securityVSAvoidoperational efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system dynamically adapts its security command execution strategy based on the operational condition of the information processing apparatus. When the apparatus is in activated mode, security commands are executed immediately. When in standby, hibernate, or shutdown modes, the communication control device executes pre-stored security commands without requiring apparatus activation, thus maintaining data security while allowing the apparatus to remain in low-power states and improving overall operational efficiency.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11651094B2Communication control device, data security system, communication control method, and computer product
Publication Date: 2023.05.16 FUJITSU LTD
  • US11651094B2 patent drawing
  • US11651094B2 patent drawing
  • US11651094B2 patent drawing

AI summary

A communication control device configured to access an information processing apparatus in which data is stored. The device and method acquires an operational condition of an information processing apparatus, and notifies the information processing apparatus of a security command for causing the information processing apparatus to execute a security process on the data in an event that an operational condition is activated and, in an event that the operational condition is a standby mode, a hibernate mode, or a shutdown mode, notifies the information processing apparatus of an activation command for activating the information processing apparatus, and notifies of a security command for causing the information processing apparatus to execute a security process on the data.