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Welcome to my blog where I write about different tech topics. My current interests are:

🔐 Cyber Security (THM writeups here)
🐧 Linux
✳️ Networking
⚙️ Automation and public cloud infrastucture
🧠 Knowledge Management Tools

Info: The RSS feed comes with full posts.

Deep dive on a simple destination NAT policy with PAN-OS

2024-08-31 · 14 min · 2864 words · Markus

⏩ QuickTip: GNS3 lab: Add 2nd interface and bridge for dedicated lab network using the Cloud node

2024-08-29 · 4 min · 677 words · Markus

Optimize PNG images in ebooks

2024-08-25 · 3 min · 589 words · Markus

One year later: Do I regret switching from Windows to macOS?

2024-08-19 · 19 min · 3986 words · Markus

⏩ QuickTip: Upload file to Nextcloud share with curl

2024-01-16 · 1 min · 181 words · Markus

⏩ QuickTip: Use @ sign with German keyboard and macOS when accessing Linux

2024-01-06 · 2 min · 261 words · Markus

Use Ansible to update OCI security list with dynamic IP address

2024-01-01 · 6 min · 1095 words · Markus

Hardware Encoding with Apple silicon using videotoolbox (H.265)

2023-09-03 · 7 min · 1352 words · Markus

Finding out why 'Something went wrong' with ChatGPT

2023-08-27 · 3 min · 516 words · Markus

Deep diving U-Turn NAT on PAN-OS

2023-08-21 · 12 min · 2502 words · Markus