Janos Szurdi
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    Exploring topics in computer security and machine learning
    • The Role of Public Policy in Combating Malicious Domain Registrations

      Posted on September 2, 2025

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      Domain Wars is the struggle between cybercriminals registering domain names for their illicit endeavors and defenders (such as law enforcement, security researchers, and policy makers) trying to stop these malicious domain registrations. [Read More]
      Tags:
      • DNS
      • domain names
      • security
      • cybercrime
    • Automatic Detection of DNS Hijacking

      Posted on November 6, 2024

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      DNS hijacking allows cybercriminals to modify the DNS records of benign domain names and redirect unsuspecting users to malicious servers. Threat actors compromise domains for various attacks, including men-in-the-middle (MitM) attacks, drive-by downloads, phishing, and scams. DNS hijacking is a pervasive threat that can have catastrophic consequences for domain owners... [Read More]
      Tags:
      • DNS
      • domain names
      • security
      • cybercrime
    • Domain Wars: Detecting Stockpiled Domains

      Posted on December 18, 2023

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      Cybercriminals register domain names for various malicious and illicit endeavors, including: [Read More]
      Tags:
      • DNS
      • domain names
      • machine learning
      • cybercrime
    • Domain Shadowing

      Posted on October 4, 2022

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      In the very first post in this blog, I explain domain shadowing using a few examples and summarize results from our Unit42 blog post. [Read More]
      Tags:
      • computer security
      • DNS security
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    Janos Szurdi  •  2025  •  jszurdi.github.io

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