Monthly Archives: February 2020

Fault Injection on Linux: Practical KERNELFAULT-Style Attacks

This post will detail my examination of the KERNELFAULT paper, which you can download here. In brief summary, the KERNELFAULT paper describes a methodology for injecting faults into a system running Linux, for the purpose of privilege escalation to root, … Continue reading

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Late Writeup – SimpleMachine (Codegate 2020 Teaser)

This weekend, I participated in the Codegate 2020 Teaser CTF. I started late – in my defence, ctftime’s time reporting was inaccurate, and I was able to solve the SimpleMachine challenge, though far too late to get points. The writeup … Continue reading

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The Z80 Adventure Part III

In my last post on this topic, I discussed improvements to my Z80 computer, which allowed the use of peripherals from within the Z80 OS. I recently rebuilt this computer, to allow for a bit more extensibility (and eventually, LED … Continue reading

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