Marcio Cunha

Technical Articles

Practical articles, in-depth tutorials, and architectural insights on software engineering, AI, and systems.

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AutomaçãoRedes•4 min

Integrating Building Management Systems with Modbus TCP and Security Barriers

Learn how to integrate building automation systems using Modbus TCP and cybersecurity barriers to protect critical infrastructure against cyber threats.

RedesEngenharia•3 min

High-Precision Clock Synchronization in Critical Distributed Systems Using the Precision Time Protocol

Explore how the Precision Time Protocol (PTP) solves the challenge of aligning clocks in high-performance networks with nanosecond precision, surpassing traditional NTP limits.

RedesAutomação•4 min

Implementation of Industrial Mesh Networks with Self-Healing via Thread Protocols

Learn how industrial mesh networks powered by the Thread protocol ensure continuous operational resilience, even in severe manufacturing environments with connectivity dropouts.

AutomaçãoRedes•4 min

Integrating Building Automation Systems with Modbus TCP and Secure VPN Tunnels

Learn how to connect building automation systems using the Modbus TCP protocol encapsulated within secure VPN tunnels, shielding BMS networks from malicious access.

RedesAutomação•4 min

IoT Device Orchestration with MQTT and Topic-Based Distributed Brokers

Learn how to architect large-scale sensor and actuator networks using the MQTT protocol and wildcard-based distributed load balancing.

RedesDevOps•4 min

Secure Overlay Networks in Kubernetes Clusters with Cilium and L7 Policies

Learn how to isolate traffic and enforce granular restrictions in Kubernetes clusters using Cilium's eBPF-based networking technology combined with application-layer inspection.

DevOpsRedes•4 min

Kernel Performance Monitoring with eBPF and System Metrics Collection in Production

Learn how eBPF enables deep operating system performance monitoring and metrics collection in production environments without introducing noticeable overhead.

RedesAutomação•4 min

Industrial Network Monitoring: Collecting Jitter and Packet Loss Metrics in PLCs

Learn how to monitor jitter and packet loss in Programmable Logic Controllers to prevent unexpected industrial automation shutdowns.

AutomaçãoRedes•4 min

Building Management Systems Integration with Programmable Logic Controllers via OPC UA and X.509 Encryption

Learn how to connect building automation systems to Programmable Logic Controllers using the industrial OPC UA protocol and X.509 digital certificates for maximum security and interoperability.

RedesHardware•3 min

Network Function Virtualization in Edge Routers with DPDK Hardware Data Plane Acceleration

Explore how DPDK eliminates packet bottlenecks in virtualized edge routers, enabling high-speed network processing without relying solely on traditional operating systems.