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Founder and Principal Analyst

Zeus Kerravala

Zeus Kerravala is a prominent figure in the technology industry, widely recognized as the Founder and Principal Analyst at ZK Research. With an impressive career spanning decades, he has established himself as an authority in the realm of tech analysis and market insights. Kerravala's profound expertise extends across various domains, including network transformation, cloud computing, cybersecurity, artificial intelligence, and digital innovation.

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Contributor Brief·Zeus Kerravala · 2 articles
Updated Sep 8, 2023

IT-OT convergence renders traditional security architecture obsolete and dangerous

Kerravala argues that the convergence of IT and OT systems has fundamentally broken the traditional security model, exposing critical gaps that point-solution technologies cannot address. He advocates for a complete reassessment of security strategy—not incremental fixes—because the operational risks from this merger far exceed what legacy defenses were engineered to prevent.

2

distinct security frameworks now required but rarely integrated

“The antiquated strategy of top notch technologies for security is no longer sufficient.”

The Convergence of IT and OT Systems [software and technology]

Security challenge severity by convergence layer

Traditional IT-only defenses3
OT legacy systems without IT hardening8
Merged IT-OT with old security model9
Merged IT-OT with reassessed strategy4

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13%Traditional IT-only
Traditional IT-only defenses
OT legacy systems without IT hardening
Merged IT-OT with old security model
Merged IT-OT with reassessed strategy

1

Pandora's box opened by convergence: vulnerability explosion

This utopia comes with its own Pandora's box: more vulnerabilities that attract hackers.

The Convergence of IT and OT Systems [software and technology]

Critical security gaps that traditional defenses can't protect against alone.

The Convergence of IT and OT Systems [pro av]

“Operational efficiency gains are meaningless if they expose the operational technology layer to breach.”

Themes:Convergence creates architectural security blind spotsLegacy point-solution approaches inadequate for merged environmentsComplete security reassessment mandatory—not incremental patch

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