Print Job Authority Control Using Master-Slave Accounts

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Solution Overview

Problem

Existing systems lack flexibility in setting authorities for guest accounts, particularly in managing printing jobs, leading to inefficiencies and potential misuse.

Innovation Solution

An information processing apparatus and method that allows for flexible setting of authority related to printing jobs through the issuance and management of slave accounts, including features such as valid periods, issuing and execution authorities, and expense burdens, managed by a server and terminals.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If guest accounts are issued to users who do not generate accounts for temporary printing, then temporary printing access is enabled, but flexibility in setting authorities for printing jobs is insufficient

Engineering Contradiction:
Improveflexibility in setting authoritiesVSAvoidaccount management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent segments account management by introducing a hierarchical structure with master accounts and slave accounts. Master accounts can issue slave accounts to guests, and each account type has distinct authority levels. This segmentation allows flexible permission setting without requiring complex monolithic account management systems.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies local quality by allowing different authority settings for different accounts and printing jobs. Each master account can customize the issuing authority and execution authority for their specific slave accounts, enabling tailored permission levels for different users and scenarios rather than uniform authorization.

Inventive Principle:
Principle #3Local quality

2Productivity

If traditional account systems are used for printing management, then account issuance is simple, but management efficiency and security are reduced

Engineering Contradiction:
Improvemanagement efficiencyVSAvoidsecurity
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent implements preliminary action by requiring users to log in with master accounts before they can issue slave accounts or printing jobs. This preliminary authentication step ensures that only authorized users can create accounts or jobs, enhancing security while maintaining efficient account issuance through the automated master-slave relationship.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system provides feedback mechanisms where the server manages and tracks the relationships between master and slave accounts, monitoring which accounts can issue jobs and which can execute them. This feedback loop ensures security compliance while maintaining efficient management through centralized control.

Inventive Principle:
Principle #23Feedback

3Reliability

If flexible authority settings are implemented for slave accounts, then printing job security is improved, but system complexity increases

Engineering Contradiction:
Improveprinting job securityVSAvoidauthority management complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent uses parameter changes by defining specific authority parameters (issuing authority and execution authority) that can be independently set for each slave account. This parameter-based approach allows flexible security configuration through simple yes/no or level-based settings, avoiding complex security models while maintaining strong security controls.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS20250383825A1Information processing apparatus, information processing system, and information processing method
Publication Date: 2025.12.18 TOSHIBA TEC KK
  • US20250383825A1 patent drawing
  • US20250383825A1 patent drawing
  • US20250383825A1 patent drawing

AI summary

According to one embodiment, an information processing apparatus includes a communication processing unit and a setting unit. The communication processing unit receives information regarding issuing of a second account associated with a first account input by a terminal. The setting unit sets one or both of an issuing authority of a printing job in the second account and an execution authority for the printing job related to the second account based on the information received by the communication processing unit.