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Member 05

@ampere

hardware

write-ups: 4
advisories: 2
critical: 0

Works below the operating system: boot ROMs, firmware updates and the occasional voltage glitch.

focus: Firmware, secure boot and fault injection.
tools: logic analyzer, ChipWhisperer, soldering iron
links: github x linkedin blog

Write-ups

LARP-2026-010
05 Jun 2026
Recovering an IoT pairing key from two packets
smart home pairing protocolCVE-2026-XXXXX22 min read
crypto
LARP-2025-027
09 Oct 2025
Bypassing secure boot with a $40 voltage glitcher
IoT SoC boot ROMno fix possible15 min read
hardware
LARP-2024-022
30 Nov 2024
Releasing our file parser fuzzer
open source, MITgithub.com/larp7 min read
tooling
LARP-2024-007
02 Apr 2024
Our first year: 31 bugs, 4 lessons, 1 apology
about usno CVE12 min read
notes

Advisories

Achievements

2025[achievement]