Top Network Security Startups in 2026

Security is hard. Breaches are happening daily. We watch over the networks of small and medium size businesses. We don't bother them with noise, we give them clear actions to take to make their network safe and clean.  A small appliance is dropped into the customer network. It gathers network information that we analyze with a combination of automated tools and a team of security experts. The customer gets human created instructions on addressing the issues or changing the network. 

Very Good Security offers a modern approach to data security and compliance. With VGS, companies can quickly and easily achieve compliances including PCI, SOC2, HIPAA and GDPR. VGS acts as a data custodian for sensitive and regulated data like payments, health info, personally identifiable information (PII), etc. Companies are able to securely collect and exchange data, without any of the liability or breach risk associated with holding the data themselves. With VGS "Zero Data" platform, you get all the utility of using sensitive data with none of the liability of needing to secure it yourself.

The Onapsis Security Platform is the first SAP cyber-security solution that combines vulnerability, compliance, detection and response capabilities that traditional security solutions do not provide. The larger companies worldwide rely on Onapsis solutions because over 75% of all their transactions occur on business-critical applications, thus making data from these systems endlessly valuable to attackers. Through continuous monitoring, the Onapsis Security Platform delivers a real-time preventative, detective and corrective approach for securing SAP systems and applications.

We make the world's networks safer by providing a rich, unique data source for network traffic analysis.

As network and service operators and developers, we’ve spent our professional lives designing and running large-scale networks. We know the shortcomings of available tools. What we always wanted — but never found — was an infrastructure visibility solution that’s scalable, powerful, easy to use, and affordable. We started Kentik to create that solution.

Synack, the most trusted crowdsourced security testing platform, delivers smarter penetration testing to security teams who need a scalable, efficient way to test their attack surfaces on a continuous cadence and get actionable results. Synack’s crowdsourced penetration test is powered by the world's most skilled and trusted ethical hackers and augmented by AI-enabled technology to give customers the best of human intelligence and machine intelligence. Headquartered in Silicon Valley with regional offices around the world, Synack protects leading global banks, federal agencies, DoD classified assets, and close to $1 trillion in Fortune 500 revenue. A 4-time CNBC Disruptor 50 company, Synack was founded in 2013 by former NSA security experts Jay Kaplan, CEO, and Dr. Mark Kuhr, CTO. For more information, please visit synack.com.

Emburse humanizes work by empowering business travelers, approvers, finance professionals and CFOs to eliminate manual, time-consuming tasks so they can focus on what matters most. Emburse brings together some of the world’s most powerful and trusted expense management and accounts payable automation solutions, including Abacus, Captio, Certify, Chrome River, Nexonia and Tallie. The company’s solutions are trusted by more than 4.5 million business travelers and finance leaders in more than 120 countries. Over 14,000 organizations rely on Emburse’s solutions to eliminate manual processes, reduce risk, ensure compliance, and deliver deep spend insights to enable smarter, more informed decisions.

We're the developers, engineers, and exploit writers behind some of the most popular offensive security tools out there – and the researchers behind some of the most creative discoveries. Offensive security is in our DNA. And it’s more than a job for us; it’s a commitment to the common good. We've worked with the world’s leading businesses across every industry, and we’ve helped the latest high-tech start-ups reach their full security potential. Now we’re ready for the next challenge. Yours. LEADERS OF THE SKULK, Every member of Bishop Fox’s diverse leadership team is an accomplished industry professional with 15+ years of experience.

Tigera secures and governs AI workloads and agents across the enterprise, wherever they run, by providing deep visibility and enforcement control. The company’s offerings secure AI workloads and agents across 1M+ clusters in multicloud and hybrid environments. Leading enterprises including NVIDIA, Royal Bank of Canada, Bloomberg, Chipotle, GoDaddy, and Upwork trust Tigera for their AI security needs.

In a world of rising cybersecurity threats, Dragos protects the most critical infrastructure - those that provide us with the tenets of modern civilization - from increasingly capable adversaries who wish to do it harm. Devoted to codifying and sharing our in-depth industry knowledge of ICS/OT systems, Dragos arms industrial defenders around the world with the knowledge and tools to protect their systems as effectively and efficiently as possible. Dragos was founded by renowned ICS/OT practitioners who have defeated adversaries for the U.S. government, ally nations, and global firms. Today, Dragos is on a mission to protect the world’s most critical infrastructure and safeguard civilization. We know that’s a mission you can get behind.