Posts

Changing Weights and Biases Programmatically for “Neural Network Hacking” and more
TL;DR Using Tensorflow / Keras APIs to read and change Neural Network parameters. A few days ago I came across a paper called “Hacking Neural Networks” by Michael Kissner aka @Spellwrath.
Maria Rigaki
Nov 29, 2019 4 min read Machine Learning, Security
Scoping it out!
TL;DR Using a Picoscope 2204A and its SDK to perform timing side channel attacks against a weak password checker implementation running in an Arduino. Code, screenshots and lessons learned! Last weekend we held the bi-annual Stratosphere hackathon.
Maria Rigaki
Jul 29, 2019 9 min read hackathon, side-channels