Top Alexandria, VA Cybersecurity Startups (1,020)

Since 2015, Immuta has given Fortune 500 companies and government agencies around the world the power to put their data to work – faster and more safely than ever before. Our platform delivers data security, governance, and continuous monitoring across complex data ecosystems – de-risking sensitive data at enterprise scale. From BI and analytics, to data marketplaces, AI, and whatever...

Hiro is a company that creates developer tools for Stacks, a network that enables apps and smart contracts for Bitcoin. As a core entity within the Stacks Ecosystem, Hiro works alongside various independent entities, developers, and community members to establish a user-owned internet on Bitcoin. Hiro provides developers with the tools to innovate and build on Bitcoin in ways previously...

CertifID helps to create a world without wire fraud. Started after our co-founder was hit by fraud – we’re the only company dedicated to fighting fraud for the real estate industry with an identity verification SaaS platform, insurance, and proven recovery services. CertifID helps safeguard billions of dollars every month from fraud and provides peace of mind with direct insurance...

At UncommonX, we believe organizations need more than alerts —they need context, prioritization, and insight. That’s why we’re rethinking cybersecurity from the ground up. Our AI-powered Exposure Management platform delivers complete visibility across networks—on-prem, cloud, OT, IoT, and beyond—without deploying agents or disrupting operations. We call it hyperconverged security: a smarter, unified approach that combines asset discovery, vulnerability management, threat intelligence,...

LogicManager believes performance is a result of effective risk management. Our ERM software and top-rated customer experience help organizations manage surprises before they happen - ensuring a positive impact on the organization and community at large. But don’t just take our word for it; we're proud to be a certified Great Place to Work® every year since 2017!

FusionAuth builds software for developers needing to add authentication to their software products. It's a big problem - every application needs authentication, but building it yourself is a complex distraction. We distribute our free Community software through word-of-mouth reputation to software developers worldwide. We nurture and support the software development communities, taking their input to give "Devs" the features they...

Deepening the Science of Security Founded in 2012 by 3 expert hackers with no investment capital, Trail of Bits is the premier place for security experts to boldly advance security and address technology’s newest and most challenging risks. It has helped secure some of the world's most targeted organizations and devices. Our combination of novel research with practical solutions reduces the...

Nisos is the human risk management company specializing in unmasking threats before they escalate. We are a trusted advisor who operates as an extension of security, intelligence, legal, and human resource teams to protect their people and business. Our intelligence-led solutions help enterprises make critical decisions, manage human risk, and drive real world consequences for digital threats. For more information,...

BlackCloak protects corporate executives and high-profile individuals from cybersecurity, privacy, financial, and other reputational risks. Used by Fortune 500 companies across all industries, the BlackCloak Concierge Cybersecurity & Privacy™ Platform is a holistic solution including mobile and desktop apps as well as concierge support. Executives and high-profile individuals get peace of mind knowing their family, reputation, and finances are secured....

Closinglock is the trusted platform for securing and streamlining real estate transactions. Working with title companies and law firms nationwide, it protects what truly matters: their clients, their funds, and their hard-earned reputation. Closinglock brings the entire workflow into one secure space—from ID verification and wire instructions to payments and eSigning. This means users can close deals faster, with total...

Invoice Home is a billing and invoicing service for small businesses and freelancers seeking to grow their business or start a new one! We offer simplistic services and tools with over 100 customizable templates, where you can add your business logo and signature. We offer a desktop version for behind your screens while at home or in your office but...

We're building a next-generation cyber risk platform that empowers security and business leaders to make more informed decisions about their cybersecurity program. Our platform, Axio360, allows security teams to capture and quantify their cyber risks in dollar terms, which helps business leaders prioritize and plan cybersecurity initiatives and investments. Some of the largest energy, critical infrastructure, and financial services companies...

At Framework Security, we take a proactive approach to cybersecurity, working with organizations to identify potential vulnerabilities and implementing measures to prevent attacks before they happen. In the event of a security incident, we offer rapid response services to minimize damage and get businesses back up and running as quickly as possible. Our services include cybersecurity framework assessments, penetration testing, virtual...

Valital’s award-winning AI-powered adverse media solution provides real-time and filtered misconduct information for teams in AML/KYC, compliance, security, risk, background checks, and more. Fewer false positives and more relevant information allow teams to make better, more confident business-relationship decisions.

Halcyon is a cybersecurity company building products that stop ransomware from impacting enterprise customers. Halcyon's core platform offers layered ransomware protection that combines pre-execution detection, behavioral modeling, deception techniques and, if all else fails, resiliency, recovery and isolation of impacted nodes. To learn more and get a demo, contact us today.

iON - We protect the brands you know.® (also known as iON United, or just iON) is one of Canada’s most trusted cybersecurity solution providers. Founded in 2003, our experienced team delivers best-in-class advisory, technology, and managed services for securing IT, OT, and cloud environments. With consecutive year-over-year growth, we foster meaningful relationships through meaningful work by helping organizations make...

Fivesky provides advanced technologies to unleash an organization's ability to achieve their highest goals. We live for designing, deploying and maintaining networks, their security, and virtualization - we're great at it. Our strong technical expertise, along with our deep industry insights empowers successful business transformation while reducing OpEx costs. Your trusted advisor for Cloud Integration, Security, Automation & Virtualization. What makes...

Cymulate was founded by an elite team of former IDF intelligence officers and leading cyber researchers who have dedicated their career to empowering organizations worldwide against threats and making advanced cybersecurity as simple and familiar as sending an e-mail. Today, Cymulate is trusted by hundreds of companies worldwide, including leading healthcare and financial services.

Axxum Technologies is a premier provider of Network Communications and Information Technology Security Solutions.

Northdoor is an award-winning IT consultancy firm based in London that helps organisations harness the full power of their data throughout its lifecycle. With a strong focus on delivering results, we have established a reputation for excellence in the industry and have built a long list of satisfied clients from various industries, including insurance, financial services and banking, public sector,...