Top Security Startups in 2026

We're an early stage security startup founded by 2 experienced technical leaders from Tessian (former Head of Eng and former Lead Architect). Our product helps security teams quickly and accurately detect intrusions in their cloud environment using canaries. We're Series A stage and about to ramp up the company from 24 to 32.

Originally the "GitHub for Security" — connecting security researchers with the projects needing their expertise — Cantina has evolved into a multi-product platform spanning Apex, Clarion, and Cantina Bounties. It has powered major competitions and serves many of the leading projects in Web3, supporting collaborative security reviews, public and private competitions, bug bounty programs, AI-driven code analysis, and a security operations center (SOC) that monitors, triages, and responds to live alerts and threats. Similar to how cloud-security startups emerged previously, Cantina aims to be the definitive code-security platform for the future.

**About CerebralZip**: We exist to accelerate India's presence in cybersecrutiy innovation by building Gen AI based products in All Source Intelligence (ASI). Founded in January 2024, we have successfully built and deployed one of product pertaining to digital forensics in a big enterprise organisation. Being first of its kind in India, we are looking to hire and groom the most energetic folks and build the best Gen AI teams of India. Come build with us.

EO Solutions Headquartered in Las Vegas, Nevada, with strategic locations in Maui, Hawaii, and Huntsville, Alabama, EO Solutions is a premier small aerospace and defense contractor. Leveraging world-class expertise in both hardware and software development, including cutting-edge AI and ML capabilities, we specialize in the rapid prototyping and deployment of emerging technologies. Our core areas of focus are Directed Energy and Space Domain Awareness. With a dedication to innovation and excellence, EO Solutions remains at the forefront of delivering advanced solutions that address the evolving challenges of modern aerospace and defense landscapes.

Squadra Ventures is a venture capital firm led by founder-operators that invests in early stage cyber and national security companies advancing the critical edge. Grounded in the belief that success is a combination of people, product, and planning, the Squadra team provides transformational support to startup leaders in the complex dual-use technology ecosystem. By applying a growth-stage mindset at the seed stage and a commitment to building alongside entrepreneurs, Squadra empowers extraordinary teams to win and leave a lasting positive impact on the world.

We are a leader in AI-based network detection and response (NDR) solution for cloud, data center and enterprise infrastructures in real time, while empowering security analysts to perform conclusive incident investigations and AI-assisted threat hunting. Comprehensive cyberattack detection and response is mandatory in today’s hostile data environments, and the stakes have never been higher. No other company comes as close as us in proactively hunting down cyberattackers and reducing business risk. Our core team consists of threat researchers, white hats, data scientists, network security engineers, and UI designers. We constantly push the boundaries of what's possible to drive the next generation of security.

Ajax Systems is an international technology company and Europe’s largest developer and manufacturer of security systems with smart home features. Ajax products form an ecosystem of more than 70 devices. Our technologies protect premises from burglary, detect fire, prevent water leaks, and allow controlling home appliances. Ajax Systems production facilities include three plants — two in Ukraine and one in Turkey. We also have three R&D offices: in Kyiv, Kharkiv and Vinnytsia. Today, Ajax products protect over 2 million users in 169 countries worldwide and have earned numerous awards for their reliability, ease of use, and innovation. Being recognized at the biggest specialized exhibitions such as IFSEC, Expoprotection and Intersec, as well as winning prestigious awards from industry-leading media like PSI magazine and GIT SECURITY, today Ajax is one of the most awarded security systems in Europe. A large professional team is driving the success and ambitions of our company. Ajax Systems has 2 780 employees and continues to scale. The Global Business Development team consists of strong regional professionals because we know that local experts best understand the specifics of the markets. The company has offices and representatives all over the world: UAE (Dubai), Italy, Spain, Germany, Poland, Canada and other regions. The Global Business Development team is like-minded people who share the ambitious goals of Ajax Systems. Ajax Systems is a Ukrainian success story, a place of incredible strength and energy.

Social media is being manipulated by bots and trolls. Disinformation and mistrust are spread through online conversations, damaging brand reputation, and society. Cyabra is a social search engine. Monitoring and analyzing billions of interactions in real-time, Cyabra uncovers the good, bad & fake of online conversations. We measure authenticity, sentiment, and impact across all media platforms, including Facebook, Instagram, TikTok, and Twitter. By understanding online narratives, trends, and communities, Cyabra provides actionable insights to stop the spread of disinformation and reach the real audience. Unlike legacy social media listening tools, Cyabra is an AI SaaS platform developed by information warfare and cybersecurity experts on a mission to protect and improve public discourse. Consumer brands and public sector agencies trust Cyabra to analyze publicly available online conversations to determine authenticity, identify risks, and spot opportunities.

Cut through the findings flood, holistically understand risk, automate prioritization, and collaborate on fix remediation — all in one platform.