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Unsophisticated Phishing Delivering Sophisticated Malware

Deep dive analysis of an opportunistic phishing campaign delivering Katz Stealer and Remcos RAT.
October 6, 2025 · 16 min · 3368 words · Martin Kubečka
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Self Hosting News Aggregator

Enhance your digital privacy with self-hosted news aggregator.
September 23, 2023 · 4 min · 645 words · Martin Kubečka
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Setting Up Your Own Recursive DNS Server

Learn how to set up your own Recursive DNS Server at home on a Raspberry Pi 4.
January 28, 2022 · 11 min · 2286 words · Martin Kubečka
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Weaponizing Malicious Macros

Learn about crafting and analyzing Microsoft Excel malicious macros.
May 12, 2021 · 6 min · 1226 words · Martin Kubečka