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Ocean Security raises $28M to reinvent email defense with AI agents, led by Lightspeed Venture Partners, to enhance its AI agent-based email security platform.

PRIVATEMay 26, 2026

Amount Raised

$28 Million

Round Type

Seed

Information TechnologySecurityCyber SecurityNetwork SecurityEmail

Investors

Dor KnafoNadir IzraelDan AmigaMickey BoodaeiRakesh LoonkarPicture CapitalMike FeyCerca PartnersAssaf RappaportYevgeny DibrovLightspeed Venture Partners

Description

Ocean Security has successfully raised $28 million in funding, comprising $8 million in seed funding and additional financing in a Series A round. Led by Lightspeed Venture Partners, the investment aims to enhance their unique AI agent-based email security platform. The company claims it scanned over a billion emails in its first year, providing critical protection against phishing attacks. Ocean Security aspires to redefine email security through advanced AI technology.

Quick answer

Ocean Security raised $28 Million in a Seed round, dated May 26, 2026. Investors: Dor Knafo, Nadir Izrael, Dan Amiga, Mickey Boodaei, Rakesh Loonkar, Picture Capital, Mike Fey and Cerca Partners.

How much did Ocean Security raise?
Ocean Security raised $28 Million in a Seed round on May 26, 2026.
Who invested in Ocean Security?
Dor Knafo, Nadir Izrael, Dan Amiga, Mickey Boodaei, Rakesh Loonkar, Picture Capital, Mike Fey and Cerca Partners are named as investors in this round.
What does Ocean Security do?
Ocean Security is a startup developing an AI agent-based email security platform.

Source: Fundz verified event record.

Who else raised in Security and Cyber Security around the same time

Companies in the same sectors as Ocean Security that raised within 45 days of this round, from Fundz verified event records.

  • TENEX.AI raised an undisclosed amount (Series B) on July 8, 2026.
  • Dawnguard raised $6.3M (Pre-Seed) on July 1, 2026.
  • Wultra raised $7.7M (Series A) on June 29, 2026.
  • Deep Algorithm Solutions raised $2.8M (Seed) on June 28, 2026.
  • Aryon Security raised $29M (Series A) on June 10, 2026.
  • Cyera raised $600M (Series G+) on June 10, 2026.

Who to call at Ocean Security, and when

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Company Information

Company

Ocean Security

About

Ocean Security is a startup developing an AI agent-based email security platform. The company has scanned over one billion emails in its first year and protects hundreds of thousands of inboxes globally. Its platform aims to prevent phishing and social engineering attacks effectively. Founded by cybersecurity experts, Ocean is redefining email security with deep integrations into user environments.

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Ocean Security raised. Fundz records a round at a median of 3.6 minutes from the SEC filing, with the decision-maker attached.

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