Category Archives: Computers

Sometimes I write Ruby code. Occasionally, it even works.

Signal Disruption via GNURadio

This weekend, I also spent some time looking into applied signal disruption. It is my firm belief that many security “professionals” talk too much shit about presumably easy things, but couldn’t change their MAC address without half an hour of … Continue reading

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Simple Packets via GNURadio

This weekend, I spent time learning about GNURadio and it’s applications, with a goal of building a generic packet-based (non-stream) messaging interface between SDR devices. While I was not entirely successful, I was able to fake this behaviour by manipulating … Continue reading

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Writeups – Slumdog Millionaire, Purple Posse Market, Matroichka 1,2 (Nuit du Hack Quals)

Last weekend, I had the pleasure of once more participating in the Nuit du Hack qualifier CTF. Similar to last year, I found this to be an enjoyable event, even though my lack of skill and focus meant I was … Continue reading

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Writeups – Shane and the Binary Files, MI6 (Pragyan CTF)

Over the past few weeks, numerous side projects (including starting lecturing for the COMP6443 course at UNSW, as well as attempting to unravel the fucking magic carpet ride that is OpenBTS) have significantly reduced the time I’ve been able to … Continue reading

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Writeup – pinlock (BSides San Francisco)

This past weekend, I participated to some degree in the BSides San Francisco CTF, the HackIM CTF and Codegate Qualifier CTF. Due to the baleful glare of the Day Star pushing temperatures to above 40 degrees in Australia, my participation … Continue reading

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