Monthly Archives: October 2016

Writeups – pwn50, rev250 (ekoparty CTF)

This week, I participated in the ekoparty CTF. Unfortunately, I wasn’t able to devote too much time to it (with the competition taking place over two work days), but I was able to solve a few challenges. I will present … Continue reading

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Firmware Emulation in the Cloud

This week, I did not attend any CTF events, so there is no writeup. Instead, I spent my time working on firmware reverse engineering with some fellow ~most learned colleagues~. One significant hurdle in firmware reverse engineering is getting a multi-architecture … Continue reading

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Writeup – tiny_backdoor_v1, tiny_backdoor_v2 (hackover.de)

This weekend, I participated in the hackover.de CTF. Unfortunately, I was only able to dedicate very limited time to this, but I was able to complete “tiny_backdoor_v1” and “tiny_backdoor_v2” challenges in time. As usual, the writeups are below: tiny_backdoor_v1 This … Continue reading

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Writeup – zwiebel, haggis (TUMCTF)

This weekend, I spent some time participating in TUMCTF. This was organised by the “h4x0rpsch0rr” team. This was a relatively difficult CTF (as evidenced by the low number of solves on most challenges), but in the time I spent playing, … Continue reading

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