Exploiting the Key Authentication Systems of Modern Vehicles

Final project for CSE569 Spring 2021 - Washington University in St. Louis
This repository contains GNU Radio files for the Record and Replay attacks.

Collaborators

1. Rohan Rai
2. Tiezheng Shao
3. Jeong Min Lim

Instructions for Replay Attacks

0. Connect HackRF One device to the system.
1. Run hackrf_info to confirm that the HackRF One is correctly loaded.
2. Run gnuradio-companion to launch GNU Radio Companion application.
3. Open capture.grcand change the File Sink node to the desired directory.
4. After running capture.grc, point the key fob towards the HackRF One antenna and press the button's signals that you wish to record. Then stop running capture.grc.
5. After capturing the data, open replay.grc and change File Source node to point to the captured data. After running replay.grc, your HackRF One will start broadcasting the captured key fob signal.