Threat Modeling Insider Newsletter

Get your free monthly email with all the latest Threat Modeling insights that matter to you.

The valuable insights of Threat Modeling experts

Our mission is simple: make threat modeling practical and accessible for everyone, aiming to build more secure products. 

In our free monthly newsletter, Seba Deleersnyder guides you through what is happening in the threat modeling community — and why it matters for your professional career: 

  1. Guest insights from industry practitioners (previous editions include guest content from Adam Shostack, Tony UV, Fraser ‘zeroXten‘ Scott, Izar Tarandach, Geoff Hill, and many more)
  2. Exclusive threat modeling content from our Toreon team. 
  3. Curated must-read articles. 
  4. Handy tips and tricks on threat modeling. 
  5. Updates on upcoming events. 

Join thousands of readers who bootstrap and elevate their threat modeling skills monthly.

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Previous editions of
Threat Modeling Insider

Threat Modeling Insider Edition #42
  • Guest Article PLOT4AI 2.0: A Needed Update in the Changing AI Landscape
    Written by Isabel Barberá
  • Toreon Blog Threat Modeling: A Strategic, Cost-Effective Path to CRA Compliance and Security by Design
    Written by Sebastien Deleersnyder
  • Curated Content The Evolution of Threat Modeling: From Military Strategy to Cybersecurity Engineering
  • Curated Content Deep Backdoors in Deep Reinforcement Learning Agents
  • Tips & Tricks OWASP Cornucopia​
  • Training Update An update on our upcoming training sessions
Threat Modeling Insider Edition #41
  • Guest Article Using GenAI in Threat Modeling and Application Security
    Written by Dinis Cruz
  • Toreon Blog Making Threat Modeling Accessible: Top 10 Tools and Resources for Practitioners
    Written by Sebastien Deleersnyder
  • Curated Content New OWASP Agentic AI – Threats and Mitigations Guide
  • Curated Content AI Threat Mind Map
  • Tips & Tricks Drawing DFDs
  • Training Update An update on our upcoming training sessions
Threat Modeling Insider Edition #40
  • Guest Article How to Enhance Your Pentest Using Threat Modeling
    Written by Jeroen Verwoest
  • Toreon Blog Risk Patterns: Your Secret Weapon for Smarter Threat Modeling
    Written by Sebastien Deleersnyder
  • Curated Content OWASP TOP 10 for LLM Applications 2025
  • Curated Content Steven Wierckx’s Choice: The Best Threat Modeling Talk of 2024
  • Tips & Tricks Threat composer workspace
  • Training Update An update on our upcoming training sessions

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