Jean Claude

An IT System Electronics Technician based in Berlin with 5+ years of experience in IT support, networking, and security. I specialize in Windows Server, Linux, Cisco networking, and Microsoft 365, ensuring secure and efficient IT operations.

WordPress on Pi

Keep Exploring Close WordPress on Pi WLAN-to-LAN Bridge WordPress on Raspberry Pi: A Self-Hosted Portfolio Setup Introduction This project transforms a Raspberry Pi 4 (8GB) into a reliable, self-hosted WordPress server using Ubuntu Server 24.04 LTS. It’s optimized for personal portfolios and blog hosting with low energy consumption and full SSL security. Project Overview Component […]

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Network Security

Glossary of Key Terms  Network Security × Glossary of Key Terms    Term Definition Asset Anything of value to the organization, including data, people, devices, or infrastructure. Vulnerability A weakness in a system or design that could be exploited by a threat. Threat A potential danger that could exploit a vulnerability. Exploit A method or

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Troubleshooting

LESSONS LEARNED Static and Default Routes Troubleshooting × LESSONS LEARNED (Static & Default Route Troubleshooting – and how this blog came to life) Routing Concepts A packet’s journey isn’t just logical, it’s physical and traceable. Static routes depend on accurate IP and interface configs. Default routes are fallback paths that misuse causes black holes. ARP

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