IoT Data Transmission Security Module for Encrypted Authentication
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Solution Overview
Problem
Existing data transmission methods in the Internet of Things (IoT) face issues with authentication information forgery and leakage, compromising security and reliability.
Innovation Solution
A data transmission method involving a security enhancement module that encrypts and decrypts data using a security key obtained from a cloud platform, with a device registration and authentication process to ensure secure communication.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If authentication information is transmitted in plaintext for device authentication, then the authentication process is simple and fast, but the authentication information is easily forged and leaked, compromising security
Solution Approach 1:
The authentication system is segmented into three independent components: the security enhancement module (separate authentication logic), the data transmission device (data processing), and the cloud platform (authentication management). This segmentation isolates the authentication information handling to a dedicated security module, preventing exposure in the main data transmission path and resolving the contradiction between simple authentication and security.
Solution Approach 2:
The security enhancement module acts as an intermediary between the data transmission device and the cloud platform. It intercepts authentication information, performs encryption processing, and manages key distribution independently. This intermediary layer protects authentication data from being exposed in plaintext during transmission, while maintaining the overall system's operational simplicity.
2Reliability
If authentication information is encrypted to prevent forgery and leakage, then security is improved, but the authentication process becomes more complex and time-consuming
Solution Approach 1:
Encryption algorithms and security keys are pre-configured in the security enhancement module during device initialization or manufacturing. When authentication is needed, the module directly applies the pre-configured encryption without requiring real-time key negotiation or algorithm selection, significantly reducing authentication time while maintaining strong security encryption.
Solution Approach 2:
The security enhancement module autonomously manages the entire authentication process including encryption, decryption, and verification without requiring external intervention or complex coordination. It self-manages security keys and authentication logic, reducing the time overhead associated with inter-component communication and coordination.
3Reliability
If a security enhancement module is introduced to encrypt and decrypt data, then data transmission security is enhanced, but the system structure becomes more complex
Solution Approach 1:
The authentication and encryption functions are extracted from the main data transmission device and placed into a separate security enhancement module. This extraction isolates the complexity of security management into a dedicated component, allowing the main data transmission device to remain simple while the security module handles all complex cryptographic operations independently.
Solution Approach 2:
The security enhancement module is designed as a universal component that can be integrated with different types of data transmission devices and work with various cloud platforms. It provides multi-functional security services including authentication, encryption, decryption, and key management through a standardized interface, reducing overall system complexity despite the added security capabilities.
Data Source
AI summary
A data transmission method, an apparatus, a system, an electronic device and a readable medium are disclosed, and belong to the technical field of computers. The data transmission method of the present disclosure includes: receiving original transmission data transmitted by a data transmission device; determining a security key corresponding to the original transmission data, and performing an encryption and decryption processing on the original transmission data through the security key, to obtain security transmission data; and transmitting the security transmission data to the data transmission device; wherein the original transmission data is transmitted between the data transmission device and a cloud platform, and the security key is obtained from the cloud platform. The present disclosure can improve the security of data transmission and avoid the problem of cracking in the data transmission process.