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Insights on cybersecurity, embedded hardware, and software engineering.
Ghost Code: Uncovering Hidden Execution on the MediaTek MT7697
This post documents the discovery of ghost code behavior on the MT7697 SoC, where code runs normally while memory reads show only zeros. By analyzing the SDK, datasheet, and live debug sessions, we reveal MediaTek's custom bus-level protection and eFUSE-controlled boot security.
I2C HDMI Hacks
Hijack HDMI’s hidden DDC/CI I²C bus to automate input switching from Python on a Raspberry Pi—no remote required.
Custom protocol bruh?
Creating a custom protocol decoder for the Saleae logic analyzer.
What's Hiding In My Coffee Maker?
Using the PicoTag project to dump SPI flash firmware from a coffee maker and explore what's hidden inside.
Introducing PicoTag: Your Pocket-Sized Hardware Hacking Assistant
Meet PicoTag, a modular CircuitPython firmware for the RP2040, designed for hardware interaction, testing, and exploration.
LoRa without LoRaWAN
Exploring the use of LoRa technology for direct P2P communication, bypassing the LoRaWAN network.