Tag Archive: TIGARD

Jun 27 2025

Part 4: Enabling JTAG in Firmware and Using It with OpenOCD


Author: Shafeeque Olassery Kunnikkal | Category: Hardware Hacking, IoT, JTAG, STM32, STM32F411, STM32F411CE, STM32F411CEU6, Tigard | Leave a Comment

Overview Once you’ve discovered your JTAG pins using JTAGenum, you might want to enable them in your own firmware, or use them with a tool like OpenOCD for real debugging. This part shows how to: Why Enable JTAG in Firmware? On many STM32 boards, including the Black Pill: When is this needed? Enabling JTAG Using…..

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May 8 2025

๐Ÿš€ My First AI-Coauthored Blog with ChatGPT


Author: Shafeeque Olassery Kunnikkal | Category: Cyber Security, IoT, Penetration Testing, STM32F411 | 2 Comments

This post is the result of my first deep, hands-on experience generating a full technical article using ChatGPT!Together, we explored how to implement a challenge-response system on STM32, refine C code, modularize functions, fix compiler warnings, and prepare polished documentation. Along the way, I encountered not just technical hurdles (like sandbox download issues, expired file…..

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