Tastler Networks & Security

IT-Security & Networks

Tastler Networks & Security is a personal IT portfolio focused on network engineering, IT security and hands-on system administration.

The content of this website documents real-world projects, lab environments and technical concepts – from home and corporate networks through VPN architectures to foundational security and hardening approaches.


Network Engineering

Planning, building and analysing structured networks in real-world test environments.

  • VLANs & Subnetting
  • Routing & Switching
  • Site-to-Site VPN (WireGuard)

IT-Security

Foundational security concepts with a focus on practical application and understanding.

  • Firewall & hardening concepts
  • Remote access & VPN
  • Monitoring & logs

Why this portfolio?

Learning through practice: all content shown is based on real-world systems, documented tests and personal analysis – not pure theory.

The goal is to present technical concepts in an understandable way and to build lasting system knowledge.

More about my background →