Cloud WPA3 Provisioning for IoT Devices Without User Interfaces
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Wireless networks face vulnerabilities such as eavesdropping and data theft due to weak authentication methods like WPA and WPA2, especially for devices without user interfaces, and IoT devices are particularly susceptible to brute-force attacks on pre-shared keys.
Innovation Solution
Implementing WPA3-based authentication with Device Provisioning Protocol (DPP) using a cloud-based provisioning system that associates unique user identifiers with pre-shared keys, enabling secure network access without manual configuration, and supporting protocols like QR code scanning and NFC for devices without interfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If WPA2 with pre-shared keys is used for authentication, then wireless network security is improved, but the system becomes vulnerable to brute-force attacks and cannot support devices without user interfaces
Solution Approach 1:
The patent introduces a cloud-based provisioning system as an intermediary between the wireless device and the network. This mediator handles authentication requests, manages pre-shared keys, and provisions devices without requiring local user interfaces. The cloud system receives authentication requests from devices, verifies credentials, and grants network access, thereby enabling secure authentication for IoT devices while maintaining WPA2 security standards.
Solution Approach 2:
The authentication system is segmented into separate functional components: device-side authentication client, cloud-based provisioning server, and network access point. This segmentation allows the complex authentication logic to be distributed, with the cloud system handling key management and verification while devices only need to present credentials, making the system adaptable to devices without user interfaces.
2Reliability
If manual configuration of authentication credentials is required, then security control is improved, but device onboarding becomes complex and time-consuming
Solution Approach 1:
The system performs preliminary provisioning actions by pre-configuring authentication credentials and device profiles in the cloud before actual network connection attempts. Devices are pre-registered with the cloud provisioning system, which stores their authentication credentials and network access policies in advance. This preliminary setup eliminates the need for manual configuration during onboarding, as devices can automatically authenticate using pre-provisioned credentials.
Solution Approach 2:
The authentication system enables self-service onboarding where devices automatically obtain network access credentials through the cloud provisioning system without human intervention. The device sends authentication requests with its identifier, the cloud system retrieves pre-configured credentials, and automatically grants or denies access based on policy verification, eliminating manual configuration steps.
3Adaptability or versatility
If cloud-based provisioning is implemented, then device onboarding is simplified and IoT device support is improved, but system complexity increases
Solution Approach 1:
The cloud-based provisioning system is designed as a universal platform that handles multiple authentication methods (WPA2-Personal, WPA3-SAE), supports various device types (smartphones, IoT sensors, tablets), and manages different network configurations through a single unified interface. This multi-functional design consolidates complexity into one system rather than requiring separate solutions for each device type or authentication method.
Data Source
AI summary
Systems, methods, and non-transitory, machine-readable media may facilitate wireless network provisioning. In one example, a method for provisioning wireless network access to a wireless device includes: creating, in a cloud-based provisioning system, a wireless network access profile that includes a user identifier associated with the wireless device, receiving, on an access point, an authentication request sent from the wireless device, identifying, by the cloud-based provisioning system, the wireless device based on the user identifier associated with the wireless device, performing, on the cloud-based provisioning system, WPA3-based authentication to authenticate the wireless device, and providing, by the access point, network access to the wireless device.