An empirical investigation into 25,680 global ransomware leak site disclosures and 168 negotiation archives (2020-2025), revealing the corporate economics, publication rhythms, and negotiation dynamics of modern cyber extortion.

A large-scale analysis of publicly accessible internet-connected cameras using AI and network metadata, uncovering privacy risks, global exposure patterns, and real-world implications of misconfigured IoT devices.

Analyzing the most-discussed cybersecurity vulnerabilities on Reddit, with a focus on community engagement, sentiment analysis, and the factors that drive conversations around these vulnerabilities.

A two-week experiment using the HFish platform to analyze external network threats and attacker behavior through a variety of cloud-based honeypots.

An analysis of a fraudulent Facebook ad scam offering a fake Millennium Falcon Lego set for 39 CZK to extort sensitive personal data.

Welcome to my new blog hosted on GitHub Pages! 🎉

An analysis of SMShing attack that mimicked the SAZKA website, targeting customers with a fake Easter lottery scam.