"We are not so different, you and I. We've both spent our lives looking for weaknesses in one another's systems."

COUNTERMEASURE FALL//2026

Trainings // Talks // 2-6 November 2026

Ringzer0 COUNTERMEASURE

Ringzer0 returns with the best of offence and defense in 2026. World-class trainers, internationally recognized speakers, cutting edge security research, government focus, community.

COUNTERMEASURE FALL//2026

New Trainings for 2026

QEMU Internals and Fuzzing: From IoT to iPhone

In QEMU Internals and Fuzzing: From IoT to iPhone, participants will learn about the fundamentals of emulation and fuzzing, how to emulate a custom device in QEMU from the ground up, and how to instrument it for fuzzing and vulnerability research.

Vulnerability Research and Exploitation on Edge Devices: Memory Corruption Edition

Participants will research and exploit vulnerabilities on a real-world embedded edge device in Fortune 500 environments, advancing from restrictive shells to fuzzing, crash triage, root-cause analysis, and weaponizing memory-corruption bugs for remote code execution.

Exploiting 10x Faster: AI Agents for Vulnerability Finding and Exploitation

32‑hour hands‑on course for experienced vulnerability researchers to harness AI agents, Skills/Subagents, and MCP with Ghidra/IDA/GDB. Build a Multi‑Agent vulnerability finder, attack a real USB stack, and complete a VM‑escape exploit exercise. Practical checklists; no AI pre‑req.