Brian Tant

Brian brings to Raxis a rich and varied background in Information Technology spanning more than 20 years. Sought after by clients for his unique blend of business acumen and technical prowess, Brian has consistently delivered value to hundreds of organizations spanning the globe throughout his career. Brian is Raxis’ CTO and currently leads the Raxis Penetration Testing and Social Engineering team.

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The Exploit: Penetration Testing Insights From The Frontlines

The Exploit articles written by Brian Tant

  • BYOVD Attacks and EDR Evasion: Why Your Endpoint Security May Not Be Enough
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    BYOVD Attacks and EDR Evasion: Why Your Endpoint Security May Not Be Enough

     By Brian Tant With Reynolds Ransomware in the wild, Brian Tant dives into BYOVD attacks, how they evade enterprise defense like EDRs, and what your organization can do. March 18, 2026
  • The Growing Threat: Attackers Using GitHub Repositories as Malware Staging Mechanisms
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    The Growing Threat: Attackers Using GitHub Repositories as Malware Staging Mechanisms

     By Brian Tant Recent attacks, including GitVenom and Lumma Stealer, underscore the threat of Attackers using GitHub repositories as malware staging mechanisms. January 21, 2026
  • Wireless Encryption: WPA3 and the Gotchas Every Company Should Know About
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    Wireless Encryption: WPA3 and the Gotchas Every Company Should Know About

     By Brian Tant Brian Tant takes a look at WPA3. While offering much deeper security than WPA2, it is still vulnerable to transition Mode and side-channel attacks. November 18, 2025
  • The @ctrl/tinycolor NPM Attack
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    The @ctrl/tinycolor NPM Attack: The Brutal Anatomy of a Cascading Supply Chain Breach

     By Brian Tant Over 40 major packages were exploited in this malware campaign. Learn what happened and what your organization should do if you have been affected. November 6, 2025
  • Lessons from the DaVita Healthcare Ransomware Attack
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    Lessons from the DaVita Healthcare Ransomware Attack

     By Brian Tant The DaVita ransomware attack is one of the most impactful recent healthcare breaches. Learn what happened and what could have been done to limit the impact. September 18, 2025
  • Raspberry Pi
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    Raspberry Pi Planted in Failed ATM Heist

     By Brian Tant Raxis CTO Brian Tant discusses the Raspberry Pi used in a recent ATM heist and how Raxis uses the same type of device in our pentesting. August 14, 2025