ESP01 Serial & SPI

Connecting ESP01 to ADC0838 via SPI.

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Zigfrid – A Passive RFID Fuzzer.

Zigfrid is the end result of my RFID tinkering. Since I will most definitely forget most things described here in the (very) near future, I share this for those few who might find it interesting. Please be warned: This is not a toy. It is completely unreliable, untested, malicious tool, which can and will cause […]

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Sniffing GSM traffic with HackRF.

While my friend and colleague Simone was visiting our ZIMPERIUM – Enterprise Mobile Security TLV office, we got our hands on HackRF and hacked together the unguarded boarders of Radio Frequencies. Simone had the great patience to try and explain me the boring world of complex numbers and friends (more on that here), but my dyslexia […]

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Ziggy’s Embedded BTS

It started as a small challenge. “I challenge you to make a Base-Station image for embedded devices” dared me my friend Simone, and I decided he is right and it’s time for a BladeRF Base-station image targeting the armhf architecture. While googling on the subject, I found others struggling with same problems I did, and I also […]

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