Welcome
Welcome to the personal page of Jonas Wagner, where you can find thoughts on software engineering, technology, and philosophy, all the way to posts about travels.
I'm working as a freelance software engineer: CV
Recent Posts
Personal key rotation 4: shiny new passwords
Posted on:September 1, 2024 at 09:00 PMAn easy and secure guide to perform your own personal key rotation and get well-protected accounts.
Personal key rotation 3: tools for key management
Posted on:August 25, 2024 at 09:00 PMTwo key tools for keys: a password safe, and psst secret sharing.
Personal key rotation 2: security and availability
Posted on:August 18, 2024 at 09:00 PMLet's analyze our asset graph and find the right security/availability trade-off for our assets.
FUSS: Fuzzing on a Shoestring
Posted on:August 12, 2024 at 11:00 AMFUSS speeds up fuzz testing using the elastic instrumentation technique. The source code is now freely available.
Highlighted posts
Counting CPU Cycles
Posted on:January 26, 2015 at 10:00 PMHow to measure the time (≈ CPU cycles) needed to execute a small piece of code, using the RDTSC instruction. A little experiment.
A traveller's diary, part one
Posted on:October 11, 2014 at 04:13 PMPart one of my journey to the Rocky Mountains: how everything started.