Exploring an IoT Energy Monitor

Summary of my bookmarked links from Jan 20th, 2024


  • What's that touchscreen in my room?

    The author discovers a mysterious touchscreen in their apartment connected to an energy monitoring system. After overcoming technical challenges, including a missing fuse and complex IoT setup, they gain access to the embedded Android tablet running on a Node.js server. The tablet communicates with an edge computing platform using Socket.IO and TCF (Target Communications Framework). The author, wearing their "hacker hat," delves into security challenges, attempts to crack passwords, and eventually gains root access. They explore the Linux system on an ARM9 chip, discovering its capabilities, including support for executing Java byteco