Evaluation and Mitigation of Replay and Tamper Attacks on Meshtastic Protocol
Meshtastic is a LoRa-based mesh communication protocol designed for long-range communication in off-grid environments without internet infrastructure. In Meshtastic version 2.6.11, Channel Message communication uses AES256-CTR encryption with a shared Pre-Shared Key (PSK). Although AES-CTR preserves data confidentialit...