RC Reciever firmware using arduino and NRF24L01+

1. HackRF and GUNRadio are used to generate and transmit frequency hopping signals 2. Use LSTM to realize FH point identification of FH signal

MicroPython Library for SX1276 (A Long Range Radio Chip from Semtech)

Research on Frequency-Hopping Spread Spectrum protocol with NRF24L01

A centralized repository for technical and cybersecurity white papers published by MottaSec. Each folder contains a distinct white paper along with any relevant supporting materials, tools, or references. This repository serves as a knowledge base reflecting our expertise, research, and thought leadership across key areas of cybersecurity.

Firmware for the Telemetry Microcontroller

KURAGE FC - Advanced STM32H743 flight controller technologies for UAV, robotics, autonomous systems, and defense applications.

Tactical UHF FHSS mesh radio: Zynq-7045 + AD9361, SystemVerilog RTL, C++20 comms stack, AES-256 PKCS#11 crypto

SX1281 2.4Ghz RC Receiver/Transmiter

SpectreComm — Production-ready Reticulum transport module for secure, resilient mesh networking over LoRa (Pico RP2040 + SX1262) and WiFi (ESP32 + ESP-NOW). Features FHSS, per-device key derivation, anti-rollback protection, cover traffic, and full device management CLI. Built for remote, offline, and emergency communications.

MATLAB communication-system simulations covering OFDM, DSSS, FHSS, and interference analysis.

Frequency-hopping spread-spectrum (FHSS) C library for Arduino (Atmega328 and ESP32) using RFM69HCW radio module

Doan Thi Tra My - B21DCAT134 - A collection of hands-on Labtainer exercises developed for the PTIT Steganography curriculum (Audio Steganography).

Build a UHF FHSS mesh radio stack with AES-256 crypto, TDMA MAC, and QPSK modem for secure, anti-jam comms