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Network Security Startups

Updated August 2026

Companies in the network security sector developing innovative solutions and technologies.

Explore 635 recently funded network security companies with verified founder contact information and fundraising data.

Total Companies
635
Total Funding
$494.7M
Avg Funding
$19.8M
Global Reach
7
countries

Top Cities for Network Security

San Antonio
Toronto
Dripping Springs
Herndon
Paris
Melbourne

Recently Funded Companies

Export
San Antonio, United States

Insane Cyber is an industrial cybersecurity company that employs automation to protect critical infrastructure and operations.

Apr 2025

Founder Contacts

41,000+ verified contacts

Toronto, Canada

Tailscale is a software company that provides zero-configuration virtual private networks (VPNs) for secure connectivity.

$161.4M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Dripping Springs, United States

Spektion recognized that software vulnerability management was essentially reactive and flawed founded

$5.0M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Herndon, United States

Everfox is a cybersecurity company that provides cross-domain, threat protection, and insider risk solutions for organizations.

$8.1M raised
Apr 2024

Founder Contacts

41,000+ verified contacts

Paris, France

Verifiables makes it easy for companies to issue and verify verifiable credentials.

$1.1M raised
Apr 2023

Founder Contacts

41,000+ verified contacts

Melbourne, Australia

Forticode Labs is the technology center of excellence for Forticode Inc

$250K raised
Apr 2022

Founder Contacts

41,000+ verified contacts

New York, United States

Reality Defender is the market leader in deepfake detection. Sign up for free at https://www.realitydefender.com/api

Apr 2025

Founder Contacts

41,000+ verified contacts

Luray, United States

CYBR International provides cybersecurity solutions to commercial and government organizations.

$165K raised
Apr 2026

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Corelight is a cybersecurity company specializing in network traffic analysis (NTA) solutions.

$150.0M raised
Apr 2024

Founder Contacts

41,000+ verified contacts

San Francisco, United States

Smallstep is an open-source toolkit to automate certificate administration and secure infrastructures.

$19.0M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

San Francisco, United States

A global leader in Continuous Threat Exposure Management—uniting AI and human intelligence to find, validate, and eliminate vulnerabilities.

Apr 2022

Founder Contacts

41,000+ verified contacts

Chicago, United States

Network Perception provides a network device configuration analysis software to visualize and verify their network architecture.

$13.0M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

Antwerp, Belgium

Intigriti enables clients to launch managed security testing at scale and accurately assess risk to prioritize remediation.

$22.5M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

Austin, United States

Userful InfinityAI is a unifying platform for operational awareness and response, enabling critical event detection and visualization.

$7.9M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

Lille, France

RFence develops and offers radiofrequency monitoring technologies to businesses for a safer networking environment.

$1.4M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

San Jose, United States

Open source infrastructure that allows people, entities, and things—including AI—to connect securely while being invisible to bad actors

$164K raised
Apr 2023

Founder Contacts

41,000+ verified contacts

Belfast, United Kingdom

Cloudsmith is an artifact management platform designed to control, secure, and distribute software packages and containers effectively.

$72.0M raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Brno, Czech Republic

Talsec is a mobile security application that offers in-App protection and users' security intelligence services for the financial industry.

$1.1M raised
Apr 2024

Founder Contacts

41,000+ verified contacts

Portland, United States

Prowler is the most comprehensive Open Source platform for cloud security.

$6.5M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Cleveland, United States

SCATR is the data camouflage company provides data security with Zero Trust Transit across any network.

$12.6M raised
Apr 2026

Founder Contacts

41,000+ verified contacts

Washington, United States

A cybersecurity firm that proactively protects people and companies against attacks by social engineers.

$10.0M raised
Apr 2025

Founder Contacts

41,000+ verified contacts

Victoria, Canada

Securing the systems that underpin society.

Apr 2026

Founder Contacts

41,000+ verified contacts

Mountain View, United States

Firezone is an open-source security platform to manage secure remote access for teams.

Apr 2022

Founder Contacts

41,000+ verified contacts

Salt Lake City, United States

alphaMountain offers domain and IP intelligence feeds for cyber protection and investigational platforms.

$2.7M raised
Apr 2022

Founder Contacts

41,000+ verified contacts

Santa Clara, United States

Protecting enterprise applications, APIs, and AI from attacks, abuse, and fraud while enabling rapid, safe agentic AI access.

Apr 2023

Founder Contacts

41,000+ verified contacts

Showing 176 to 200 of 635 companies

About the Network Security Startup Ecosystem

The network security sector is an active area of startup innovation and venture capital investment. Companies in this space are developing new technologies, platforms, and services that address evolving market needs and create new business opportunities.

Funding Trends in Network Security

Network Security companies raise capital across various funding stages, from early seed rounds to late-stage growth financing. Investor interest in this sector is driven by the size of the addressable market, the pace of technology adoption, and the potential for scalable business models.

Growth Outlook

The network security sector is expected to continue evolving as technology advances, market dynamics shift, and new opportunities emerge. Companies that demonstrate strong product-market fit, efficient growth, and clear competitive advantages are well-positioned to attract continued investment.

Network Security Funding Breakdown

Here is how funding is distributed among the 635 network security companies tracked in the VCBacked database.

Average Funding
$19.8M
Total Funding Tracked
$494.7M
Countries Represented
7

Distribution by Funding Stage

Other25 companies

Top Cities for Network Security

1.San Francisco
3 companies$169.0M
2.San Antonio
1 companiesUndisclosed
3.Toronto
1 companies$161.4M
4.Dripping Springs
1 companies$5.0M
5.Herndon
1 companies$8.1M

Related Industries

Companies in the network security sector often overlap with or complement businesses in adjacent industries. Exploring related verticals can help you discover additional companies, identify partnership opportunities, and understand the broader competitive landscape.

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635 Network Security Startups (2026) — Recently Funded — Page 8 | VCBacked