
The AI Era of Cybercrime: How Malwarebytes Is Evolving Its Security Stack | Marcin Kleczynski
From Grit by Kleiner Perkins
February 23, 2026 · 1h 3m · Episode 279
About this episode
Marcin Kleczynski discusses the evolution of Malwarebytes and the impact of AI on cybersecurity.
What began as a 14 year old fixing infected computers became Malwarebytes, an 800 person cybersecurity company trusted by millions of customers. On Grit, Marcin Kleczynski joins Joubin Mirzadegan to explore AI driven cyber threats, strategic reinvention, and the discipline of evolving before the market forces you to. “We’ve exceeded. Now, what do we do to protect individuals against the next wave of threats, which are plentiful?” Guest: Marcin Kleczynski, CEO at Malwarebytes Connect with Marcin Kleczynski X: https://x.com/mkleczynski LinkedIn: https://www.linkedin.com/in/marcinkleczynski/ Connect with Joubin X: https://x.com/Joubinmir LinkedIn: https://www.linkedin.com/in/joubin-mirzadegan-66186854/ Email: grit@kleinerperkins.com Follow on LinkedIn: https://www.linkedin.com/company/kpgrit Follow on X: https://x.com/KPGrit Learn more about Kleiner Perkins: https://www.kleinerperkins.com/
People in this episode
Host: Joubin Mirzadegan
Guest: Marcin Kleczynski
Topics covered
- cybersecurity
- AI threats
- strategic reinvention
- malware
- evolution of security
Keywords
- cybercrime
- AI
- Malwarebytes
- cyber threats
- security stack
Mentioned in this episode
Organizations: Malwarebytes, Kleiner Perkins
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