Marcio Cunha

Technical Articles

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

All categoriesArquiteturaAutomaçãoBackendCarreiraDevOpsEletrônicaEngenhariaFrontendHardwareIANegóciosProdutividadeRedes
HardwareRedes•3 min

Thermal and Electrical Integrity Monitoring in High-Density Server Disk Arrays

Explore practical strategies for monitoring temperature and electrical fluctuations in dense arrays of hard drives and SSDs, preventing catastrophic failures in enterprise servers.

RedesDevOps•4 min

Communication Mesh Standardization in Multi-Cloud Environments with Federation Topologies

Learn how to connect distributed applications across multiple cloud providers securely and resiliently using communication meshes and network federation.

DevOpsRedes•5 min

Implementation of Attribute-Based Access Control Policies with eBPF in Production Kubernetes Clusters

Learn how to enforce attribute-based access control policies using eBPF in production Kubernetes environments to ensure runtime security without performance overhead.

RedesAutomação•4 min

Industrial IoT Device Integration Using MQTT with TLS Mutual Authentication

Learn how to securely connect factory sensors and core systems using the MQTT protocol and digital certificates for mutual mTLS authentication in harsh industrial environments.

RedesBackend•4 min

Application Layer Denial of Service Attack Mitigation with Probabilistic Bloom Filters

Explore how probabilistic bloom filters filter malicious traffic in real time at the application layer, protecting APIs against massive denial of service attacks without exhausting server memory.

RedesDevOps•4 min

Implementation of Local Storage Servers in Mesh Networks Using P2P Protocols

Learn how to build decentralized storage architectures combining mesh networks and P2P protocols to ensure high availability and offline resilience.

RedesDevOps•4 min

Service Mesh Implementation with Zero Trust Security Based on SPIFFE and SPIRE Cryptographic Identities

Learn how to build a secure service mesh architecture based on zero trust principles using cryptographic identities powered by SPIFFE and SPIRE for mutual authentication and strict access control.

RedesDevOps•4 min

BGP Based Anycast Routing for High Availability of Authoritative DNS Services

Learn how Anycast routing integrated with the BGP protocol distributes authoritative DNS traffic globally, ensuring low latency and resilience against outages.

AutomaçãoRedes•4 min

Building Automation with Modbus Industrial Sensors and Programmable Logic Controllers

Learn how to integrate Modbus industrial sensors with Programmable Logic Controllers to build robust building automation systems and real-time environmental monitoring.

RedesDevOps•4 min

Implementing Service Meshes Based on Ambient Mesh Without Sidecar Proxies

Discover how the Ambient Mesh architecture removes expensive sidecar proxies from Kubernetes workloads, replacing them with shared node components and secure tunnels to optimize memory and CPU usage.