Articles on hacking, reverse engineering, and software development.

  1. Using simple hardware and software, this post will show you how to extract and analyze the firmware of a GL.iNet GL-B1300 router. Identifying UART pins and connecting a JTAGulator will allow us to transmit and receive through the serial connection, access the U-Boot bootloader, and get a root shell on the main filesystem, allowing us to extract the firmware from memory.