/Recent content on GerboiseHugoenGerboiseSat, 15 Aug 2026 00:00:00 +0000/blog/binary-exploitation-hijacking-the-control-flow/Sat, 15 Aug 2026 00:00:00 +0000/blog/binary-exploitation-hijacking-the-control-flow/Trigger a stack overflow with pwntools, measure the offset to the return address with a cyclic pattern, and understand the stack frame that explains where the bytes you send end up./blog/dpa-attack-on-aes-with-the-chipwhisperer/Mon, 20 Jul 2026 00:00:00 +0000/blog/dpa-attack-on-aes-with-the-chipwhisperer/Principles and practice of the DPA attack to extract an AES key from power traces./blog/introduction-to-power-analysis-with-the-chipwhisperer/Mon, 15 Jun 2026 00:00:00 +0000/blog/introduction-to-power-analysis-with-the-chipwhisperer/Power analysis principles and hands-on practice with the ChipWhisperer-Husky and the NewAE labs./blog/getting-started-with-the-chipwhisperer-husky/Mon, 01 Jun 2026 00:00:00 +0000/blog/getting-started-with-the-chipwhisperer-husky/Setting up the NewAE labs environment on the ChipWhisperer-Husky: toolchain installation, udev configuration, and launching notebooks to prepare for side-channel and fault injection attacks./blog/crafting-x64-shellcode-from-scratch-a-practical-guide/Sat, 23 May 2026 00:00:00 +0000/blog/crafting-x64-shellcode-from-scratch-a-practical-guide/Writing x64 Linux shellcode from the ground up: syscalls, null-byte removal, spawning a shell, and tips for real-world exploitation/blog/rust-on-the-microbit/Fri, 01 May 2026 00:00:00 +0000/blog/rust-on-the-microbit/A practical introduction to writing Rust firmware for the BBC micro:bit ARM board, from toolchain setup to displaying a heart on the LED matrix/blog/beeper-1-reverse-engineering-a-hidden-command/Mon, 16 Mar 2026 00:00:00 +0000/blog/beeper-1-reverse-engineering-a-hidden-command/Reverse engineering a Zephyr firmware to find a hidden XOR-obfuscated command in a Ph0wn CTF challenge/blog/beeper-2-crafting-an-ook-radio-signal-to-trigger-a-hidden-command/Mon, 16 Mar 2026 00:00:00 +0000/blog/beeper-2-crafting-an-ook-radio-signal-to-trigger-a-hidden-command/Crafting and transmitting a 433 MHz OOK signal with a BladeRF to trigger a hidden command on a real device/blog/analyzing-433-mhz-signals-with-bladerf/Sun, 15 Feb 2026 00:00:00 +0000/blog/analyzing-433-mhz-signals-with-bladerf/Capture and decode 433 MHz domotic beeper signals using SDR/blog/getting-started-with-bladerf/Sun, 01 Feb 2026 00:00:00 +0000/blog/getting-started-with-bladerf/A hands-on guide to SDR with the BladeRF xA4, from installation to first reception