Field notes

Field notes on PKI, edge AI, and distributed systems. Synced from my Obsidian vault.

• 2026-01-08AI · edge-computing · security · PKI · OTA · thistle

  Securing AI Models on Edge Devices: Establishing Provenance with Thistle OTA

  @ Thistle Technologies

  Cryptographic model provenance for edge AI — signing AI model files with cloud-KMS keys and verifying them on-device before every use with Thistle OTA.

• 2025-03-27IoT · security · MQTT · PKI · certificate-authentication · mTLS · thistle

  Enhancing IoT Security with Certificate-Based Authentication for MQTT

  @ Thistle Technologies

  A deep dive into Thistle Technologies' PKI-based security architecture for MQTT that moves beyond weak username/password authentication toward a scalable, certificate-based device identity model.

• 2025-03-05API · swagger · developer-tools · documentation · thistle

  Using Swagger UI to Explore and Test the Thistle Device Hub API

  @ Thistle Technologies

  How we integrated Swagger UI into the Thistle Device Hub API for interactive API exploration, testing endpoints directly from the browser without writing code.