External Transmission Means for Verification Requests in Blocked Interfaces
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Solution Overview
Problem
Communication terminal devices without internal interfaces or with blocked interfaces pose a challenge for transmitting verification requests to identification modules, hindering user authentication and access to protected functions.
Innovation Solution
A method and device that utilize an external transmission means to send verification requests to identification modules, allowing notification of the verification response to applications, even in devices without internal interfaces, using a communication network like a cellular network for secure transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a device-internal interface is used for communication between application and identification module, then communication efficiency is improved, but security is worsened due to potential interface blocking or absence
Solution Approach 1:
The patent introduces a transmission means as an intermediary component that facilitates secure communication between the application and identification module. This transmission means acts as a mediator that can operate independently of potentially blocked or absent device-internal interfaces, thereby maintaining both communication efficiency and security by providing an alternative secure communication path.
2Reliability
If no internal interface is provided in the communication terminal device, then security is improved by blocking internal access, but ease of operation is worsened due to inability to transmit verification requests
Solution Approach 1:
The transmission means serves as an intermediary that enables verification request transmission without requiring direct internal interface access. This allows the system to maintain security by blocking internal interfaces while preserving ease of operation through the external transmission means that bridges the application and identification module securely.
Solution Approach 2:
The communication path is segmented into separate components: the application, the transmission means, and the identification module. This segmentation allows the internal interface to be blocked for security while the transmission means provides an alternative external path that maintains operational capability, effectively separating security concerns from operational requirements.
3Reliability
If an external transmission means is used to communicate with the identification module, then security is improved by avoiding internal interfaces, but device complexity is worsened
Solution Approach 1:
The transmission means is designed with multi-functionality, serving both as a communication bridge for verification requests and as a security mechanism that avoids internal interfaces. By making the transmission means universal, the system achieves enhanced security without proportionally increasing device complexity, as the same component handles multiple functions.
Data Source
AI summary
A method for transmitting a verification request to an identification module contained in a communication terminal device, comprising the following steps: (i) a request that was sent by an application of the communication terminal device instructing that the verification request should be transmitted to the identification module is received in a transmission means that is arranged physically separate from the communication terminal device, (ii) the verification request is transmitted by the transmission means to the identification module of the communication terminal device, (iii) a verification response to the verification request ascertained in the identification module is received in the transmission means, and (iv) a notification about the received verification response is transmitted by the transmission means to the application of the communication terminal devices.