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FoundersFounders
1885

Ehud 'Udi' Shamir

Logo
Ehud 'Udi' Shamir
CEO & Co-Founder of
Cylake (2026)
About

Ehud 'Udi' Shamir is Co-Founder and Chief Architect at Cylake, an AI-native cybersecurity platform built for the world's largest and most regulated institutions requiring total data sovereignty.

Before founding

Udi co-founded SentinelOne in 2013, serving as its Chief Security Officer and leading its research and forensic group, before departing in 2018 after over five years of building the company.

Founder Insights

With over 18 years of experience in security, malware research, and advanced sandboxing technology, Udi brings rare depth across endpoint security, Linux workload protection, and AI-driven threat detection.

Experience

After SentinelOne, Udi conducted security research at Apple, founded Linux security startup ThreatOptix in 2020, and served as a distinguished software developer and security researcher at Palo Alto Networks before co-founding Cylake.

Scale & Impact

SentinelOne, which Udi co-founded, went public in June 2021 as the largest cybersecurity IPO to date, and Cylake has already secured $45M in seed funding from Greylock Partners plus a strategic investment from In-Q-Tel.

1885

Ehud 'Udi' Shamir

Cylake
Co-Founder
Logo
Ehud 'Udi' Shamir

Company(s)

Cylake

Industry

SaaS

Year Founded

2026

Stage/Funding

Seed • $45M

Company Location

us

Connect

About

Ehud 'Udi' Shamir is Co-Founder and Chief Architect at Cylake, an AI-native cybersecurity platform built for the world's largest and most regulated institutions requiring total data sovereignty.

Before founding

Udi co-founded SentinelOne in 2013, serving as its Chief Security Officer and leading its research and forensic group, before departing in 2018 after over five years of building the company.

Founder Insights

With over 18 years of experience in security, malware research, and advanced sandboxing technology, Udi brings rare depth across endpoint security, Linux workload protection, and AI-driven threat detection.

Experience

After SentinelOne, Udi conducted security research at Apple, founded Linux security startup ThreatOptix in 2020, and served as a distinguished software developer and security researcher at Palo Alto Networks before co-founding Cylake.

Scale & Impact

SentinelOne, which Udi co-founded, went public in June 2021 as the largest cybersecurity IPO to date, and Cylake has already secured $45M in seed funding from Greylock Partners plus a strategic investment from In-Q-Tel.

About

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