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RedRocket Hacking Team RedRocket About Us Events WriteUp Blog Research Blog Imprint © 2018 - 2022 RedRocket e.V. CC BY-SA 4.0 Infrastructure sponsored by RedRocket is a CTF team from Bonn that was formed in 2017.
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Kyber and Post-Quantum Crypto - How does it work?
This blog post describes the post-quantum cryptography (PQC) system Kyber, which is a finalist in NIST's PQC competition. In the first section I'll introduce post-quantum crypto and give some background on Kyber. Then I'll describe the concrete system by
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Reversing Age of Empires 2: Definitive Edition
This blog post describes my lockdown project of (partially) reversing the popular 2019 videogame Age of Empires 2: Definitive Edition. My efforts did not only educate me about lock-step simulation and 90s coding practices, but also lead to various multipl
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Trolling Fefe Readers
Recently Fefe linked to our blog article about croc. We took this opportunity to troll his readers by using a bug in Fefe's blog software that one of our team members has found a while ago. This is done by including an evil iframe into the code of our pos
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Croc Full Plaintext Recovery - CVE-2021-31603
TL;DR This blog post describes various security vulnerabilities we found within the popular file sharing service croc. These vulnerabilities can be chained together to launch file interception attacks against croc's relay server. With this practical attac
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