Yoav Nathaniel

Senior Director, AI & Application Security

Yoav Nathaniel is a cybersecurity founder, executive, and builder who transforms complex enterprise vulnerabilities into seamless technology solutions. He was the Founder & CEO of Silk Security, a cyber risk remediation trailblazer acquired by Armis in April 2024 for $150 million.

Yoav’s career is defined by a rare blend of startup grit and enterprise expertise. He previously served as the Head of Cloud Security Engineering at Goldman Sachs, where he automated risk remediation across global infrastructures, the exact challenge that inspired him to build Silk. Before that, he cut his teeth at Avanan, helping scale the cloud security pioneer through to its $300 million acquisition by Check Point.

Always building from the customer’s shoes, Yoav is passionate about eliminating inefficiencies in technology ecosystems and business processes. He believes that world-class culture is the ultimate competitive advantage, leading with a philosophy of radical transparency, active listening, and mutual respect.

Blogs by Yoav Nathaniel

Supply Chain Attacks in 48 Hours: How Armis Closes the Gap

Armis Supply Chain Protection blocks unvetted, new packages, closing the critical 72-hour vulnerability window exploited by AI-driven threats.

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Defending at Machine Speed with Self Healing Workflows: How Armis is Redefining AppSec

AI is accelerating software development to a breakneck pace, but it’s also introducing code vulnerabilities at machine speed.

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