I Built an RFID “Disruptor”: Confuses Readers & Destroys Tags

I’ve worked with the PN532 before. The first version of NullTag actually worked. It could read cards, clone some tags, dump memory — the usual stuff. But deep down I…

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ESP32-DIV v2: I Built Something Better Than Flipper

Hi everyone, welcome back — I’m Cifer, and happy New Year 🎉 I’m finally back with ESP32DIV v2. This project has easily become one of the most talked-about things I’ve…

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