Top Security Startups in 2026

BitGo provides the most secure and scalable wallet solutions for the digital asset economy, offering regulated custody, staking and trading, and core infrastructure to investors and builders alike. Founded in 2013, BitGo pioneered the multi-signature wallet and is the first digital asset company to focus exclusively on serving institutional clients. In 2018, it launched BitGo Trust Company, the first qualified custodian purpose-built for storing digital assets and established BitGo New York Trust in 2021. In 2022, BitGo launched institutional-grade DeFi, NFT and web3 services. BitGo secures approximately 20% of all on-chain Bitcoin transactions by value and supports more than 700 digital assets within its platform. BitGo provides the security and operational backbone for more than 1500 institutional clients in 50 countries, including many regulated entities and the world’s top cryptocurrency exchanges and platforms. For more information, please visit bitgo.com

Fastly helps the world’s most popular digital businesses keep pace with their customer expectations by delivering fast, secure, and scalable online experiences. Businesses trust the Fastly edge cloud platform to accelerate the pace of technical innovation, mitigate evolving threats, and scale on demand. Founded in 2011, Fastly powers online destinations including Airbnb, GitHub, Alaska Airlines, Pinterest, Vimeo, The Guardian, The New York Times and Ticketmaster.

There were 345 mass shootings in the US in 2017, killing 434 people and wounding 1,801 more. 5 minutes is the average time taken to call the police following a gunshot, leading to substantial loss of life, injury and destruction. AmberBox leads the way in developing groundbreaking gunshot detection technology for indoor use. AmberBox Gunshot Detection automates the emergency process, removing human error and delivering split second information to protect lives. Through our patented tri-fractor authentication system, AmberBox detectors identify gunshots with a near-zero false alarm rate, automatically notifying law enforcement and building security. The cloud based AmberBox Response Platform delivers real-time data on rapidly evolving active shooter incidents. Users can monitor locations, track perpetrator movement and respond immediately with integrated security features anytime, anywhere. AmberBox protects medical, educational and commercial institutions across the US today.

Founded in 2012, we are a remote-first company headquartered in San Francisco that solves development, operations, and security challenges in infrastructure so organizations can focus on business-critical tasks. Our tools manage both physical machines and virtual machines, Windows, and Linux, SaaS and IaaS, etc. And we're committed to supporting next-generation technologies, as well. We speak at conferences and write books related to application and infrastructure management. All our foundational technologies are open source and developed openly, and have been since 2010.

Ring's mission is to reduce crime in neighborhoods and empower consumers by creating a “ring” of security around homes and neighborhoods. Named one of USA Today’s Top 10 Tech Innovations of 2015, the RingTM Video Doorbell offers a unique security solution that enables homeowners to keep an eye on and protect their homes from anywhere. While Ring Video Doorbell and the new RingTM Video Doorbell Pro create a ring of security around users’ front doors, the company’s wire-free, outdoor security camera, Stick Up Cam, extends that ring to secure the entire home. With these products, Ring continues to prevent burglaries and keep homes around the world safe. For more information, visit ring.com. With Ring, you’re always home.

SecurityScorecard is the global leader in cybersecurity ratings and the only service with over a million companies continuously rated. Founded in 2013 by security and risk experts Dr. Alex Yampolskiy and Sam Kassoumeh, SecurityScorecard’s patented rating technology is used by over 1,000 organizations for self-monitoring, third-party risk management, board reporting and cyber insurance underwriting; making all organizations more resilient by allowing them to easily find and fix cybersecurity risks across their externally facing digital footprint. SecurityScorecard is the only provider of instant risk ratings that automatically map to vendor cybersecurity questionnaire responses - providing a true 360 degree view of risk. SecurityScorecard continues to make the world a safer place by transforming the way companies understand, improve and communicate cybersecurity risk to their boards, employees and vendors. To receive an email with your company’s current score, please visit instant.securityscorecard.com.

Cobalt is the new way of doing application security. Cobalt leverages a global intelligent community of security researchers to help modern SaaS organizations uncover security vulnerabilities. We run agile pen tests.

SentiLink provides innovative identity and risk solutions, empowering institutions and individuals to transaction with confidence. We’re building the future of identity verification in the United States replacing a clunky, ineffective, and expensive status quo with solutions that are 10x faster, smarter, and more accurate. We’ve seen tremendous traction and are growing extremely quickly. Our real-time APIs have helped verify hundreds of millions of identities, starting with financial services and rapidly expanding into new markets. SentiLink is backed by world-class investors including Craft Ventures, Andreessen Horowitz, NYCA, and Max Levchin. We’ve earned recognition from TechCrunch, CNBC, Bloomberg, Forbes, Business Insider, PYMNTS, American Banker, LendIt, and have been named to the Forbes Fintech 50 list every year since 2023. Last but not least, we’ve even made history - we were the first company to go live with the eCBSV and testified before the United States House of Representatives on the future of identity. SentiLink supports a variety of ways to work, ranging from fully remote to in-office. We operate as a digital-first company with strong collaboration across the U.S. and India. We maintain physical offices in Austin, San Francisco, New York City, Seattle, Los Angeles, and Chicago in the U.S., and in Gurugram (Delhi) and Bengaluru in India. If you’re located near one of these offices, we would love for you to spend time in the office regularly. Some roles are hybrid or in-office by design. For example, our engineering team in India works primarily from our Gurugram office.

At Bitwarden, we share a sense of purpose–––helping the global community of online users manage their sensitive information easily and securely. Our open source software is the foundation of who we are as a company, with transparency and collaboration at the forefront of our core values. Who We Help Designed with the most security-conscious user in mind, our password management solution helps individuals, teams, and organizations worldwide. For individuals: Bitwarden is the safest way to guard against password theft by creating and managing strong, unique passwords across all your devices. For businesses: Bitwarden offers powerful, secure password management with complete administrative control to meet compliance requirements.

Axonius integrates with customers’ existing security and management solutions to provide a complete inventory of all assets in their environment—whether managed or unmanaged, in the cloud or on-premise. With no agents to install, the system can be fully deployed in less than an hour. If you spend the majority of your time working, shouldn’t you love what you do? At Axonius, we’re a team dedicated to solving big, ugly, thorny problems. Challenges are exciting to us. We’d get bored if we weren’t constantly trying to do hard things. If you want to work with a great team that celebrates success and relishes the audacity of a startup taking on enterprise-scale problems, let’s talk.