Dual Network Authentication for Secure Radio Service Access

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Solution Overview

Problem

Current user certification systems over radio networks are insecure, as they rely solely on ID and password verification, allowing unauthorized access and potential pecuniary damage in charged services.

Innovation Solution

A dual certification system that links historical user information across networks, involving primary and secondary certifications through a mobile communication service system, using first and second identification information from radio terminals to ensure secure access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If only ID and password verification is used for user certification, then the certification process is simple and fast, but security is compromised and unauthorized access cannot be prevented

Engineering Contradiction:
ImprovesecurityVSAvoidcertification system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent divides the certification system into multiple independent components: first access server, second access server, first certification server, and second certification server. Each server handles specific certification tasks, allowing the system to achieve high security through distributed verification while maintaining operational simplicity through clear functional separation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces access servers as intermediary components between users and certification servers. These access servers collect user information, perform initial verification, and communicate with certification servers, thereby simplifying the user interface while enabling complex multi-stage security verification processes.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If multi-network certification is implemented, then unauthorized access is prevented and security is enhanced, but the certification process becomes more complex and time-consuming

Engineering Contradiction:
Improvecertification securityVSAvoidcertification time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent performs preliminary certification actions through access servers before users formally access services. User information is collected and preliminarily verified by access servers, which then communicate with certification servers. This preliminary action reduces the time required during actual service access while maintaining comprehensive security verification.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The certification system automatically verifies user information across multiple networks without requiring manual intervention. The access servers and certification servers autonomously exchange verification data and complete multi-stage authentication, reducing certification time while enhancing security through automated cross-network validation.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS8504829B2Certification system in network and method thereof
Publication Date: 2013.08.06 NHN CORP
  • US8504829B2 patent drawing
  • US8504829B2 patent drawing
  • US8504829B2 patent drawing

AI summary

A certification system connected to a radio communication system which includes a device configured to perform a first certification based on first information received via the radio communication system from a radio terminal. A first access server is connected to a first network and to the radio network and the first access server is configured to acquire the first information and to perform a second certification based on second information received via the radio network from the radio terminal. The first access server also selectively provides information requested by the radio terminal to the radio terminal based on the second information.