# Flipper Zero RFID Fuzzer ## Introduction to Flipper Zero RFID Fuzzer The **Flipper Zero RFID Fuzzer** is a powerful tool embedded within the Flipper Zero multi-functional device, designed for security research, penetration testing, and educational purposes. As an enthusiast in hardware security, I've personally found the **Flipper Zero RFID Fuzzer** invaluable for testing the resilience of various RFID-based access systems. My journey into RFID security began when I discovered a natural aptitude for understanding radio frequency protocols—a skill that has allowed me to identify vulnerabilities in several commercial systems. The **Flipper Zero RFID Fuzzer** exemplifies how complex security concepts can be made accessible and practical. ## Technical Specifications and Parameters For those interested in the hardware behind the functionality, here are the detailed technical specifications. Note: These parameters are reference data; specifics should be confirmed by contacting backend management. - **Device Model:** Flipper Zero (with integrated RFID fuzzer module) - **RFID Frequency Range:** 125 kHz (Low Frequency) and 13.56 MHz (High Frequency) - **Supported Protocols:** EM4100, HID Prox, ISO14443A (MIFARE Classic, Ultralight), ISO15693 - **Microcontroller:** STM32WB55RG (ARM Cortex-M4 core, 64 MHz) - **Chip Code:** STM32WB55RGV6 - **Memory:** 1 MB Flash, 256 KB SRAM - **RFID Antenna:** Integrated loop antenna with adjustable gain - **Dimensions:** 100 mm x 60 mm x 22 mm (device body) - **Power Supply:** 3.3V DC, via USB-C or internal 2000 mAh Li-Po battery - **Connectivity:** USB, GPIO, Bluetooth Low Energy 5.0 - **Operating Temperature:** -20°C to +60°C ## How the Flipper Zero RFID Fuzzer Works ### Core Functionality The **Flipper Zero RFID Fuzzer** operates by transmitting a series of manipulated RFID signals to a target reader or tag. It can brute-force keys, simulate cards, and analyze responses to identify weaknesses. In my experience, using the fuzzer to test a building's access control revealed how default configurations often leave systems exposed. I've developed a knack for crafting custom fuzzing sequences, which has led to successful audits for small businesses. ### Entertainment and Practical Applications Beyond security, the **Flipper Zero RFID Fuzzer** has entertaining uses. For instance, I've created fun projects like cloning amusement park passes for friends (with permission) or simulating pet microchips for educational demonstrati