Cynthion FaceDancer Protocol Fuzzer

Description

USB analyzer tool

The Cynthion is an open-source USB analyzer and protocol-fuzzing tool that sits inline on a USB link to capture, monitor and manipulate traffic for hardware security research.

Built on open FPGA hardware, it doubles as a FaceDancer-style platform for emulating devices and fuzzing hosts, giving researchers deep, scriptable visibility into the USB stack.

Key features

• Inline USB capture and monitoring
• Device emulation and host fuzzing (FaceDancer-style)
• Open-source FPGA hardware and toolchain
• USB-C connectivity for modern setups

What’s in the box

Cynthion unit, USB-C cables.

Authorised use only. This equipment is sold for legal security research, education and testing on systems you own or have explicit written permission to assess. You are responsible for complying with all applicable laws in your jurisdiction.