Bidirectional Dynamic Authentication System for Mobile Terminals
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Solution Overview
Problem
Current authentication-authorization mechanisms in the intersection of Internet and mobile telecommunication are insecure due to their reliance on single unidirectional authentication modes, making them vulnerable to cracking and compromising the security and reliability of application services.
Innovation Solution
A bidirectional dynamic authentication-authorization system using randomly generated code data, where an encoding terminal provides continuous code data to mobile and data management terminals, incorporating identification data for secure comparison and encryption, and implementing layered authentication to enhance security and reliability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If single unidirectional authentication mode is used, then authentication process is simple, but security and reliability deteriorate as mechanisms can be cracked easily
Solution Approach 1:
The patent implements dynamic authentication by continuously generating random code data on both the mobile communication terminal and data management terminal. Instead of static credentials, the system uses time-varying code data that changes with each authentication attempt, making the authentication process adaptive and resistant to cracking while maintaining operational simplicity through automated code generation and comparison.
2Reliability
If bidirectional dynamic authentication-authorization is implemented, then security and reliability improve, but device complexity increases
Solution Approach 1:
The patent divides the authentication system into two independent but coordinated components: the mobile communication terminal and the data management terminal. Each terminal independently generates and stores code data, and the authentication process segments the verification into code data generation, transmission, and comparison stages. This segmentation reduces overall system complexity by distributing functions across separate components while achieving bidirectional dynamic authentication.
3Reliability
If code data is continuously generated and transmitted, then authentication reliability improves, but loss of time increases due to additional authentication steps
Solution Approach 1:
The patent performs preliminary actions by pre-generating and storing code data on both the mobile communication terminal and data management terminal before actual authentication is needed. When authentication is required, the system simply compares the pre-generated code data rather than generating it in real-time, significantly reducing authentication duration while maintaining high reliability through the use of randomly generated untraceable code data.
Data Source
AI summary
An authentication-authorization system for a mobile communication terminal and a method therefore are provided. When a mobile communication terminal is in a connect state, code data randomly generated by a remote encoding terminal is continuously provided to the terminal and data management terminal. When an application service program on the mobile communication terminal or an application service terminal connected to the mobile communication terminal need to execute an authentication-authorization, identification data of the mobile communication terminal and its card and code data can be offered to the data management terminal to carry out a bidirectional dynamic authentication-authorization, to determine whether allow the application service program or the application service terminal to keep providing an application service or not. In a further aspect of the embodiment, at least two aforementioned authentication-authorization systems are joined, and a layered authentication-authorization mechanism is adopted, so as to provide a secured and completed system.


