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

  • The @ctrl/tinycolor NPM Attack

    The @ctrl/tinycolor NPM Attack: The Brutal Anatomy of a Cascading Supply Chain Breach
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    Over 40 major packages were exploited in this malware campaign. Learn what happened and what your organization should do if you have been affected.
    Brian Tant November 6, 2025
  • Lessons from the DaVita Healthcare Ransomware Attack

    Lessons from the DaVita Healthcare Ransomware Attack
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    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.
    Brian Tant September 18, 2025
  • Raspberry Pi

    Raspberry Pi Planted in Failed ATM Heist
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    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.
    Brian Tant August 14, 2025
  • Raxis Team DefCon 2025

    Raxis at DefCon 2025
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    DefCon 33 has come and gone, and the Raxis team was there keeping up with cutting edge exploits for penetration tests, phishing, and PSE.
    Brian Tant August 11, 2025
  • Raxis Team at DefCon 32

    Tips to Stay Secure at DefCon 2024
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    The Raxis pentesting team is at DefCon in Vegas this weekend. It’s an awesome conference that has lessons and contests for everything from lock picking and car hacking to new network and application exploits that our team may try on your next penetration test. For those of you who may not have attended before (or…
    Brian Tant August 9, 2024
  • Cyber Attack Disrupts Car Dealerships

    Ongoing Cyber Attack Disrupts Car Dealerships
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    Wednesday thousands of car dealerships across North America experienced a cyberattack resulting in widespread outages and significant operational degradation.
    Brian Tant June 21, 2024