Bluetooth26 Reverse engineering a cheap smartwatch and reviving the classic “blinkenlights” attack to extract firmware through screen update patterns, revealing weaknesses in OTA…
firmware20 The article explains how to reverse engineer embedded firmware using Ghidra, covering techniques for loading firmware, identifying CPU architectures, analyzing functions, and…
Hardware18 The article demonstrates how Ethernet traffic can be passively intercepted at the physical layer using simple tools like alligator clips attached to…
Cache48 The article explains why modern CPUs use multiple cache levels (L1, L2, L3) instead of a single large cache. It discusses the…
dump31 A analyze the TP-Link Tapo C200 camera firmware by dumping flash via UART and U-Boot, reversing AES-encrypted rootfs headers, and modifying the…
Encryption15 Researchers demonstrated that flash encryption on Espressif ESP32 chips can be broken using side-channel power analysis. By measuring power traces during AES…
ASM32 Article details exploiting a stack buffer overflow on an STM32H5. It demonstrates basic shellcode injection, then bypassing a non-executable stack (XN/MPU) using…
