Top Cyber Security Startups in 2026

Fathom5 is an industrial technology company that provides secure hardware and software to make deeply interdependent critical systems safer, more efficient, and more profitable. Fathom5 is focused on providing government and large industrial customers with the following 3 products: 1) Tactical Reconfigurable Underway Data Interface (TRUDI) Provides a testbed for maritime cybersecurity experimentation that yields insights for vessel developers, owners, and operators. 2) Maritime Secure Analytics Platform (MSAP) Shipboard machine learning platform that detects malicious attacks by a corrupt network device. 3) NavChain and Chart Check Establishes the root of trust in navigational data. Secured by blockchain and verified aboard ship on a device with a subscription to the verification data.

The ThreatModeler platform is the industry’s #1 automated threat modeling solution that enables a repeatable and scalable threat modeling process enterprise-wide. Through ThreatModeler’s easy-to-understand dashboards and reports, threat data is presented in a format that is clear, concise, and actionable with role-based accessibility on a self-serve basis. Security team expertise is thereby scaled across all stakeholder functions, allowing enterprise-wide collaboration on the prioritization and management of risk across the entire IT ecosystem. ThreatModeler’s unique architecturally-based framework also allows organizations to analyze and manage their comprehensive attack surface, including upstream threats and downstream impacts.

VIATEQ is a proactive provider of collaborative solutions for federal government agencies. Our collaborative service framework and flexibility allows employees, customers and business partners to work together successfully anywhere, anytime. VIATEQ’s service areas also allow government agencies to respond to competitive pressures and achieve new performance levels. Our mission is to lead by example through a commitment that empowers the organization at every level to strive for the highest levels of quality and customer service. “Our vision is to be a world-wide leader in government solutions - most admired and respected by our commitment to customer service, innovation and performance.” - Lee B. Washington, Jr.

Axiado’s mission is to secure the end-to-end digital infrastructure by embedding a new breed of security processors in servers and network infrastructure. Axiado believes data security should be the default solution, not an option.

We are in the people business.

Archer, Splunk CDM tools to manage and track security data and dashboard to display risks.

Rainclouds Global Solutions is a subsidiary of US organisation and a product based company into cyber security domain.

At Infrastructure Ontario (IO), we are focused on 5 areas to provide value to the communities we serve: Major Projects Infrastructure Lending Real Estate Services Commercial Projects Transit Oriented Communities

TransferChain enables users to transfer and store client-side encrypted files on a decentralized network.

SaveBreach provides the necessary smart automation and gray hat style manual security testing services to its clients. Automation is the key to maintaining security at scale and SaveBreach solves this problem exactly the way it occurs. With our auto-scaling infrastructure defense solution, security is scalable as you scale. Our flagship product is designed to learn your application's structure and generate risk model, predict threats to your application and organization. Not just that, we double up as your virtual security team for a minimal amount of money while your startup is growing. With out guidance you can save your company from breach and attackers!