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Series B Cyber Security Companies

Explore 204 cyber security startups that raised series b funding. Access verified founder contact information and fundraising data.

Total Companies
204
Total Funding
$932.4M
Avg Funding
$37.3M
Cities
17

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Zug, Switzerland
$57.0M
raised

Zama brings confidentiality to public blockchains

Jun 2025
Series B

Founder Contacts

41,000+ verified contacts

New York, United States
$14.0M
raised

Supply Wisdom is automating risk management, risk intelligence and monitoring on third parties and location services.

Jun 2025
Series B

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$27.0M
raised

Open-source device management for everyone. Replace the sprawl with a modern device management platform that works the way you want.

Jun 2025
Series B

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$20.0M
raised

Conveyor is a SaaS platform helping companies speed through their customer security reviews (with a little help from AI)

Jun 2025
Series B

Founder Contacts

41,000+ verified contacts

Herzliya, Israel
$40.0M
raised

Hypernative delivers Web3 security and threat detection, using AI to protect blockchain protocols, assets, and decentralized apps.

Jun 2025
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Miami, United States
$56.0M
raised

Guardz is a cybersecurity company that develops an AI-native unified detection and response platform to protect SME businesses.

Jun 2025
Series B

Founder Contacts

41,000+ verified contacts

Hong Kong, Hong Kong

Open source app and hardware wallet.

Jun 2025
Series B

Founder Contacts

41,000+ verified contacts

Pleasanton, United States
$15.0M
raised

Deep Sentinel is a home security company that produces cameras powered by deep learning that can evaluate threats on a property.

Jun 2025
Series B

Founder Contacts

41,000+ verified contacts

San Francisco, United States
$40.0M
raised

Cerby is the identity automation platform for disconnected apps

May 2025
Series B

Founder Contacts

41,000+ verified contacts

San Jose, United States
$19.0M
raised

Graphiant offers Network-as-a-Service solutions for AI, Cloud, and SaaS connectivity.

May 2025
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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San Francisco, United States
$36.0M
raised

TurbineOne is the frontline perception company.

May 2025
Series B

Founder Contacts

41,000+ verified contacts

Tel Aviv, Israel
$60.0M
raised

Ox Security is an application security platform that helps organizations manage software security throughout the development lifecycle.

May 2025
Series B

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$93.0M
raised

Endor Labs secures software supply chains with advanced tools for open-source risk, compliance, and developer productivity.

Apr 2025
Series B

Founder Contacts

41,000+ verified contacts

Herzliya, Israel
$37.0M
raised

Cynomi provides an AI platform for automating risk assessments and compliance.

Apr 2025
Series B

Founder Contacts

41,000+ verified contacts

Tel Aviv, Israel
$50.0M
raised

Sentra is a cloud-native data security platform that utilizes AI to automatically discover and classify data.

Apr 2025
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Boston, United States
$30.0M
raised

A browser-native identity security platform that hardens your identity attack surface and prevents account takeover.

Apr 2025
Series B

Founder Contacts

41,000+ verified contacts

Paris, France
$28.5M
raised

Sekoia.io is an intelligence driven SOC platform that enables security analysts to detect & respond threats in real time

Apr 2025
Series B

Founder Contacts

41,000+ verified contacts

Palo Alto, United States
$30.0M
raised

Anecdotes is a data-powered, AI-enhanced GRC platform that automates compliance and scales enterprise GRC programs.

Apr 2025
Series B

Founder Contacts

41,000+ verified contacts

Lake Mary, United States

BlackCloak is the Pioneer of Digital Executive Protection for corporate executives, family offices and private wealth individuals.

Mar 2025
Series B

Founder Contacts

41,000+ verified contacts

Arlington, United States
$15.0M
raised

Cape develops privacy-enabling technology that allows users to reclaim their privacy and security on electronic devices.

Mar 2025
Series B

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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New York, United States
$52.0M
raised

Graphite is an open source CLI and a code review dashboard.

Mar 2025
Series B

Founder Contacts

41,000+ verified contacts

Tallinn, Estonia
$49.0M
raised

Blackwall is a cybersecurity company offering bot mitigation and web security solutions for hosting and managed services.

Mar 2025
Series B

Founder Contacts

41,000+ verified contacts

Tel Aviv-jaffa, Israel
$50.0M
raised

Blockaid provides onchain security solutions for monitoring transactions, detecting threats, and securing digital assets.

Feb 2025
Series B

Founder Contacts

41,000+ verified contacts

Brno, Czech Republic
$13.9M
raised

Whalebone provides zero-disruption DNS-based cybersecurity to Telcos, ISPs, critical-infrastructure enterprises, and GOV/Public sectors.

Feb 2025
Series B

Founder Contacts

41,000+ verified contacts

Tel Aviv, Israel
$100.0M
raised

Dream Security is a cybersecurity company that provides critical infrastructure solutions.

Feb 2025
Series B

Founder Contacts

41,000+ verified contacts

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204 Cyber Security Series B Startups (October 2026) — Page 3 | VCBacked