This project is an Arduino-based RFID reader designed to distinguish between known pets ("good kitties") and unknown animals ("bad kitties"). When an unrecognized animal is detected via its RFID tag, ...

#define SS_PIN 10 // Definindo o pino para conexão do módulo RFID #define RST_PIN 9 // Definindo o pino para conexão do módulo RFID MFRC522 mfrc522(SS_PIN, RST_PIN); // Informa no programa quais os ...

There are plenty of drones (and other gadgets) you can buy online that use proprietary control protocols. Of course, reverse-engineering one of these protocols is a hacker community classic. Today, ...

Abstract: Due to the characteristics of P2P network, the correctness of P2P RFID code resolution service is not guaranteed. In this paper, a novel secure communication mechanism for the P2P RFID code ...

Abstract: This paper presents the design and implementation of a comprehensive smart shopping cart system that integrates Radio-Frequency Identification (RFID) and Quick Response (QR) code ...

Rolling back those sands of time.

Explore the advanced tracking and espionage technology embedded in modern credit cards. Learn how this hidden tech works and what it means for your data.

Spools should really be standardized across 3D printing, but that’s never going to happen. After writing yesterday’s story about digital spool scales, I thought about the problem of using them: you ...