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Seed Cyber Security Companies

Explore 1,154 cyber security startups that raised seed funding. Access verified founder contact information and fundraising data.

Total Companies
1,154
Total Funding
$95.5M
Avg Funding
$3.8M
Cities
19

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San Francisco, United States

Better Auth provides tools for developers to simplify how developers manage user authentication.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Eindhoven, The Netherlands
$2.5M
raised

LiveDrop is a protocol designed for secure offline communication on Windows, iOS, and Android devices.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$3.6M
raised

Securing Terraform deployments

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Murcia, Spain
$22.5M
raised

Quantix EdgeS is the design and customization center for high-performance cybersecurity chips.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

New York, United States
$500K
raised

GhostEye is a Network Security firm offering AI based cybersecurity software for their users.

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Bilbao, Spain
$1.2M
raised

Steryon AI platform helps security personnel gain real control over risks, develop mitigation strategies, and ensure regulatory compliance.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Dover, United States
$1.2M
raised

Repello Al is a leading Al safety & security company specializing in red teaming and risk assessments for Al applications.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Ava, United States
$500K
raised

BitPatrol is a cybersecurity platform that uses AI to detect exposed credentials in real time and protect organization from data breaches.

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

New York, United States
$5.0M
raised

SOON designs and develops a high-performance rollup stack powered by decoupled SVM across L2 to be deployed on any L1.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Boston, United States
$10.0M
raised

ZeroRISC operates as a stealth start-up making hardware security foundations transparent and trustworthy.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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San Francisco, United States
$500K
raised

Probo is an technology company that helps manage and handle compliance through cost-effective empowering businesses.

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Cotool is a cybersecurity company that uses AI to build agents that can execute across all of your security tools.

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Dover, United States
$3.7M
raised

Salus is a DevSecOps and cloud operations platform helping startups and scale-ups securely ship and scale cloud infrastructure.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Clearwater, United States
$5.1M
raised

Guardare is an AI-powered platform that automates complex cybersecurity tasks, provides actionable insights.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Los Angeles, United States
$6.9M
raised

Web & API security testing company

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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London, United Kingdom
$6.0M
raised

SIM Based Authentication

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Sunnyvale, United States

Swif.ai is a multi-OS device management and compliance automation platform designed for security-driven organizations.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

Paitilla, Panama
$1.0M
raised

Guardline is a RegTech platform helping fintechs and regulated companies across LATAM

Jun 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Madrid, Spain
$4.6M
raised

Dedge Security is a cybersecurity startup securing web3 development and infrastructure.

Jun 2025
Seed

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$4.0M
raised

Unbound Security enables employees to securely utilize AI tools in their work while safeguarding company secrets.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Andernach, Germany
$898K
raised

uCORE Systems offers intelligent systems for security and shaping living areas.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Toronto, Canada
$250K
raised

Cached AI offers real-time fraud prevention service for banks and card-programs, issuing virtual cards if risk is detected.

May 2025
Pre-Seed

Founder Contacts

41,000+ verified contacts

Baltimore, United States
$15.0M
raised

Your automated product security engineer

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Barcelona, Spain
$355K
raised

Seven Sector manages your environment, detects assaults, and protects you from cybercrime flexibly and intelligently.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

Omaha, United States
$320K
raised

Fleet Defender is a vehicle cybersecurity company that offers monitoring, detecting, and alerting on cyber attacks and maintenance issues.

May 2025
Seed

Founder Contacts

41,000+ verified contacts

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1,154 Cyber Security Seed Startups (November 2026) — Page 15 | VCBacked