Enhanced Enterprise Network Security of Cloud Connected Devices for Leading US-Based Manufacturer
Overview
The client, a US-based Original Equipment Manufacturer (OEM) specializing in HVAC systems, including water heaters and boilers for residential and commercial buildings, aimed to enhance their Wi-Fi modules to align with industrial requirements. ACL Digital implemented WPA2 EAP-PEAP enterprise security, incorporating elliptic curve cryptography for the Wi-Fi module.
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Challenges
Limited security of network for cloud connected devices
Lack of device provisioning flow to share WPA2 enterprise username and password over AP mode
Solution
- Migrated firmware from Marvell SDK version 5.0 to latest Marvell SDK version 6.0
- Updated MQTT application with native MQTT Paho APIs
- Implemented WPA2 enterprise EAP-PEAP security with Elliptic curve crypto
- Updated device provisioning flow to share WPA2 enterprise username and password over AP mode
- Mitigated code issues making it more robust, efficient, and memory-optimized
Outcomes
- Enabled client to cater enterprise market with technologically upgraded and improved user security implementation for user access to cloud connected devices
