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Metapacket

DefunctYC S16

San Francisco, US · Founded 2014 · 2 employees · 4 known investors

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Metapacket is a cybersecurity company focused on threat detection.

Also known as Packet Dynamics, Inc.

CybersecurityEnterprise SoftwareEnterpriseUnited States of AmericaAmerica / Canada

Founders & leadership· Y Combinator alumni (S16)

Metapacket was founded in 2014 by Nir Krakowski and Itamar Gilad.

NKNir Krakowski
Nir KrakowskiFounder & CEO2014–2019He has spent his career as a software developer and in executive roles, with a focus on security and artificial intelligence.
IGItamar Gilad
Itamar GiladCo Founder & CTO2016–2017Itamar Gilad held a technical leadership role at Microsoft and co-founded Metapacket. He currently leads research and threat detection at Wiz, which was acquired by Google.

Investors · 4

Agrolimen Venturesreported

How we know: Y Combinator's founder network · Not right? Tell us

MicroVenturesreportedAustin

How we know: Y Combinator's founder network · Not right? Tell us

ZillionizereportedPalo Alto · $200K

How we know: Y Combinator's founder network · Not right? Tell us

Related companies · 5

Sublime BlackSublime Black builds software that automates cybersecurity incident response using artificial intelligence, aimed at enterprise security teams.
NebuSecNebula Security uses AI-driven security pipelines to accelerate vulnerability research in widely used software such as operating systems, browsers, and applications. The company identifies security bugs and vulnerabilities significantly faster than traditional manual research methods.
TraceforceTraceforce is an on-device security platform that monitors and controls AI applications, desktop apps, CLI agents, and MCP (Model Context Protocol) connectors across an organization's device fleet, tracking tool calls and blocking dangerous actions in real time. It offers device inventory, incident intelligence, automated remediation, and integrates with MDM tools like Jamf, JumpCloud, and NinjaOne for enterprise IT teams.
MetalwareMetalware provides autonomous binary security testing for firmware without requiring source code, hardware, or test harnesses. The platform finds vulnerabilities and crashes in embedded systems for automotive, aerospace, medical, and critical infrastructure sectors.
Credal.aiCredal provides a platform for managing AI agents with administrative visibility and team access controls. The product serves organizations deploying multiple agents.

Companies working in the same space as Metapacket.

Legal entities · 1

corporate structure
Packet Dynamics, Inc.

Frequently asked questions

What does Metapacket do?
Metapacket is a cybersecurity company focused on threat detection.
Who founded Metapacket?
Metapacket was founded by Nir Krakowski, Itamar Gilad in 2014.
Who are Metapacket's investors?
Metapacket's investors include Y Combinator, Agrolimen Ventures, MicroVentures, Zillionize.
Where is Metapacket headquartered?
Metapacket is headquartered in San Francisco, US.