Blog

May 16, 2026, by Mirko Kerezovic

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Reflections

When Fact-Checks Start Interpreting People

A simple test with eYou’s AI fact-checking system led to an interesting question: At what point does a system stop evaluating statements and start interpreting the people behind them?

May 11, 2026, by Mirko Kerezovic

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Security

Recognizing Phishing: Why Everyone Should Be Careful Today

Phishing no longer happens only by email. This article explains how to recognize phishing attempts, react correctly and avoid potential damage.

May 8, 2026, by Mirko Kerezovic

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Infrastructure

Understanding Proxmox Storage: LVM vs ZFS explained

Storage plays a crucial role in Proxmox performance. This article explains the differences between LVM and ZFS and helps you decide which option fits your setup.

May 7, 2026, by Mirko Kerezovic

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Knowledge

IPv4 vs IPv6 – explained simply

IPv4 and IPv6 are the foundation of modern networking. This article explains their structure, address space, and practical differences in a clear and understandable way.

May 6, 2026, by Mirko Kerezovic

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Guides

Backups with restic – build a secure 3-2-1 backup setup step by step

This step-by-step guide shows how to build an encrypted 3-2-1 backup setup with restic, using a NAS and a Hetzner Storage Box for automated daily backups.

May 5, 2026, by Mirko Kerezovic

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Infrastructure

Proxmox running slow? Common causes

Proxmox is rarely the cause of performance issues. In most cases, memory, storage, or configuration are the real bottlenecks. This article explains the most common causes and how to fix them.

Apr 28, 2026, by Mirko Kerezovic

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Getting Started

Warpinator – Beam Me Up!

Warpinator enables fast and secure file transfers within your local network – no cloud, no accounts, no complicated setup.

Apr 25, 2026, by Mirko Kerezovic

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Real World

OneNote Alternative: Joplin – My Experience

Joplin as an alternative to OneNote: my experience with Markdown, self-hosting and notes that stay under my control.

Apr 18, 2026, by Mirko Kerezovic

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Infrastructure

ZRAM on Linux and Proxmox – More Performance

Use ZRAM on Linux and Proxmox: less I/O, better performance and more stable systems with compressed RAM.

Apr 11, 2026, by Mirko Kerezovic

5 Likes

Infrastructure

Slow Wi-Fi Despite a Good Signal?

Why Wi-Fi slows down with many devices: airtime, jitter and Wi-Fi bridges explained with a real-world example from a network with 74 devices.