Welcome to John Turner's Blog

Professional headshot of John Turner, a cybersecurity professional with 15+ years of experience

I help high-impact teams keep their products secure, private and safe. I'm a security professional with 15+ years of experience leading product security initiatives at companies like Bose, Amazon, Uber, and Ford Motor Company.

This is where I share insights about product security, showcase my open source projects, and document lessons learned from building secure systems at scale.

TrustEdge — Trustable Edge AI (Rust): A public learning journey in Rust, focused on privacy-preserving, trustable edge AI pipelines. TrustEdge features a robust encrypted envelope file format, per-chunk Ed25519 signatures, and authenticated metadata (AAD) for streaming workloads. Built for security, provenance, and privacy at the edge. Open source, cryptography-first, and always learning in public.

Latest Highlights

  • Director, Product Security at Bose - Leading security-by-design across connected devices
  • CISSP Certified - Professional security certification (#426257)
  • Published Author - Co-authored "The Apache Tomcat Security Handbook" and "The Definitive Guide To Linux Network Programming"
  • Patent Co-Inventor - Secure session communication for mobile devices

Recent Blog Post

TrustEdge Milestone 1 Complete: Network Stack, Key Management, and Production-Ready Format TrustEdge reaches a major milestone with a complete network stack, three binaries, comprehensive documentation, enhanced key management, and production-ready security features. Published August 28, 2025

Explore my projects, read about my experience, or get in touch to discuss security challenges.