Talks and presentations

Climbing the Hacking /mnt/ain

October 12, 2021

Talk, Swiss Cyber Storm 2021, Bern, Switzerland

In this presentation at the Swiss Cyber Storm conference in 2021, I talk about my experiences as team coach of the Swiss National Hacking Team for the European Cyber Security Challenge 2021. In particular, I discuss the team selection, training, and final competition. Furthermore, a team member gives a quick glance into a challenging heap exploitation challenge that our team solved during preparation.

Revisiting Microarchitectural Side-Channels

June 01, 2020

Talk, EPFL, Online

This talks presents the results of applying cache side-channels to contemporary hardware and investigating AES lookup tables, AES key scheduling, and Argon2. The slides give a brief overview of the content described in this blog post

SGX Accurate Time Measurements

June 06, 2019

Talk, ETHZ, Zurich, Switzerland

In my Bachelor’s thesis presentation, I briefly summarize the time measurement improvements inside SGX enclaves that we contributed. Moreover, I discuss our discovery of the “Poor man’s CMOV” phenomenon, which later led to the Frontal Attack.