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Louis Nyffenegger is an experienced speaker and trainer known for delivering high-impact talks on web security, vulnerability research, and security code review.Highlights include:Keynote Speaker at BSides Canberra Delivered the keynote “A journey to Mastery” sharing actionable strategies for building skills.DEF CON: multiple workshops and talks at DEFCON and villages on SAML, JWT and code reviewOWASP California: talk on JWTNumerous talks at meetups, private workshops and training sessions with top red teams, pentesters, and application security teams worldwide.Louis’s talks are known for blending technical depth with practical, experience-driven advice, helping attendees level up their security skills beyond checklists and automated tools.

I spoke at CONFidence 2025, one of the most established infosec conferences in Central Europe. My talk focused on advanced API authorization vulnerabilities and practical exploitation techniques, drawing from real-world engagements. I’ve compressed years of pentesting and secure code review experience into research-driven content and I’m eager to bring more of that to the stage.

For the world is an exciting place, for creating stuff from nothing is challenging, for hacking everything is the way to live, stay hungry, stay curious, and keep hacking. For the world is an exciting place, for creating stuff from nothing is challenging, for hacking everything is the way to live, stay hungry, stay curious, and keep hacking.