Converting Sunbeam Heated Mattress Pad to ESPHome

This post outlines the process to replace a Tuya radio module with one running ESPHome to fully control a heated mattress pad locally with Home Assistant. I purchased a Sunbeam Heated Mattress Pad for those cold winter nights. The mattress pad controller connects to WiFi and has a remote control app. However, it has a safety feature that limits functionality. The app can only adjust heat levels and turn the pad off unless you’ve recently pressed a physical button on the controller, effectively limiting the app to changing heat levels and turning the device off. ...

February 26, 2025 · 10 min

Sena WiFi Adapter Security Assessment & Vulnerabilities

This post outlines a security assessment of the new Sena Wifi Adapter I performed last summer for fun. With the world on lock-down due to COVID-19, I spent a lot of time last summer escaping the city going on motorcycle rides through the mountains and forests surrounding the bay area. It’s the perfect social distance activity because if you get within 6ft of someone you are likely to crash. One of my favorite motorcycle accessories is my Sena headset. It allows me to listen to navigation or music from my phone over Bluetooth while riding, and talk to other riders in my group. ...

March 9, 2021 · 18 min