IIoT Platforms & Edge Security
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Device Identity: Provisioning, Attestation, and Lifecycle
Design memo (January 2021): Device Identity: Provisioning, Attestation, and Lifecycle.
Secure Telemetry: Integrity, Nonce Discipline, and Replay Protection
Correctness-focused deep dive (February 2021): Secure Telemetry: Integrity, Nonce Discipline, and Replay Protection.
Edge-to-Cloud Messaging: MQTT, OPC UA, and Threat Models
Engineering notebook entry (March 2021): Edge-to-Cloud Messaging: MQTT, OPC UA, and Threat Models.
Firmware Update Pipelines: Rollouts, Canary, and Recovery
Threat-model-first analysis (April 2021): Firmware Update Pipelines: Rollouts, Canary, and Recovery.
Zero Trust for IIoT: Network Segmentation and Policy Enforcement
Correctness-focused deep dive (May 2021): Zero Trust for IIoT: Network Segmentation and Policy Enforcement.
Time-Series at Scale: Ingestion, Downsampling, and Query Isolation
Design memo (June 2021): Time-Series at Scale: Ingestion, Downsampling, and Query Isolation.
Gateway Architecture: Protocol Translation Without Becoming a Bottleneck
Spec-driven research note (July 2021): Gateway Architecture: Protocol Translation Without Becoming a Bottleneck.
Safety-Critical vs Security-Critical: Integrating Two Worlds
Correctness-focused deep dive (August 2021): Safety-Critical vs Security-Critical: Integrating Two Worlds.
Offline-First Edge: Consistency During Intermittent Connectivity
Spec-driven research note (September 2021): Offline-First Edge: Consistency During Intermittent Connectivity.
Secure Remote Access: Bastions, Just-in-Time, and Audit
Spec-driven research note (October 2021): Secure Remote Access: Bastions, Just-in-Time, and Audit.
Anomaly Detection: What 'Baseline' Means in Industrial Systems
Threat-model-first analysis (November 2021): Anomaly Detection: What 'Baseline' Means in Industrial Systems.
Post-Quantum Readiness at the Edge: Constraints and Migration
Engineering notebook entry (December 2021): Post-Quantum Readiness at the Edge: Constraints and Migration.