The Proxmark 3 is a powerful and versatile RFID/NFC research and development device trusted by professionals worldwide. Supporting both low-frequency (125kHz) and high-frequency (13.56MHz) technologies, this tool allows in-depth analysis, reading, writing, and emulation of a wide variety of smart cards and RFID systems. Designed for penetration testing, academic research, and security analysis, the Proxmark 3 supports popular protocols like ISO14443, ISO15693, HID Prox, and MIFARE, making it a go-to device for developers, engineers, and ethical hackers. With USB connectivity and standalone capabilities, you can operate it in the lab or in the field with maximum flexibility. Plus, as an open-source platform, the device benefits from constant firmware upgrades and a large user community that continuously expands its features. ⚠️ Disclaimer: The Proxmark 3 is intended strictly for educational and research purposes only. Unauthorized use with protected or personal cards is not recommended.