Dennis Lanahan

Dennis Lanahan


Dennis Lanahan is a cybersecurity veteran with deep expertise in operational technology who serves as Vice President for Critical Infrastructure Markets at Owl Cyber Defense. As a trusted advisor to operators and service providers alike, Dennis helps identify solutions for the most significant cybersecurity and operational challenges facing the critical infrastructure sector today. He also speaks regularly at industry conferences on strategies for minimizing risk while maximizing efficiency. Prior to joining Owl in 2007, Dennis held leadership positions with several other manufacturing and information technology companies. He earned a degree in Business Management and Computer Information Science at the University of Massachusetts.

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Carolyn Ford VP, Marketing

Parsing the Future: Mike Beckerle’s Legacy and the Power of Daffodil

In the world of secure data sharing, the hardest part isn’t building the walls, it’s translating across them.  As legacy systems, proprietary protocols, and outdated formats pile ...
December 19, 2025
Daniel Bartucci Cyber Security Strategist - Critical Infrastructure

Applying Zero Trust in Industrial Control Systems: Where It Works and Where It Breaks

Zero Trust is now the dominant paradigm in enterprise cybersecurity, but its practical application in Industrial Control Systems (ICS) presents unique challenges and opportunities. In cri...
October 21, 2025

Firewalls vs. Data Diodes: Why Hardware-Enforced Security Is Mission Critical for the Department of War

The persistent and evolving threat landscape demands an unwavering commitment to network security. For the Department of War and other high-assurance organizations, mission resilience is ...
October 6, 2025