Top Atlanta, GA Cybersecurity Startups (1,001)

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...

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,...

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...

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...

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...

Brinqa is the only company that orchestrates the entire cyber risk lifecycle — understanding the attack surface, prioritizing vulnerabilities, automating remediation, and continuously monitoring cyber hygiene — across all security tools and programs. The Brinqa Attack Surface Intelligence Platform enables your organization to automate the cyber risk lifecycle across infrastructure, application and cloud security.

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,...

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...

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...

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...

Red Cup IT is an enterprise-grade IT firm that provides MSP, MSSP, Project Delivery, and Skill Augmentation solutions. We have been in business for twelve years and support clients across the United States. Our hallmark is the delivery of skillsets in more than 100 IT solutions and SaaS applications. Red Cup IT’s technical staff constantly cross-train across their specializations. Our...

Push is a browser-based identity security platform that hardens and monitors your identity attack surface. Turn every employee's browser into a telemetry source and control point for defending workforce identities to prevent account takeover at scale. Security teams can monitor and secure their entire identity attack surface (ISPM) and detect and block identity-based attacks (ITDR) such as advanced phishing techniques. Push...

PortSwigger is a global leader in the creation of software tools for security testing of web applications. For over a decade, we have worked at the cutting edge of the web security industry, and our software is well established as the de facto standard toolkit used by web security professionals. The team behind Burp Suite is growing steadily, and we are...

Wyetech offers quality engineering services in the fields of Software Engineering, Systems Engineering, Cloud Engineering, Data Analysis, and Cyber Security to federal and commercial customers. Wyetech has qualified employees in a broad spectrum of engineering disciplines; however, it is our quality that sets us apart from the rest. Candidates are internal referrals and are thoroughly scrutinized. The result of this has...

ITC Defense Corp. is a dynamic, technology-based, HUBZone-certified business in the global defense market. Our core capabilities in systems engineering and software development have positioned us to provide value added capabilities in today's transitioning marketplace. ITC is also at the forefront of information security technology integration and cyber resilience, leveraging commercial and government best practices to create innovative solutions to...

Grouper Technology (Grouper®) is partner to some of Europe’s leading organisations in their software modernisation and digital transformation journey. We help organisations create innovative management systems, tools and technologies that empower their quality assurance needs and in particularly, relating to corporate governance, risk, and compliance. Grouper offers two primary pillars of "Specialised Application Solutions” and “IT Advisory Services”. Our advisory...

We believe security and risk management are critical components of assuring all businesses’ operations. No matter the size, service or budget, Digital Cloak strives to deliver budget conscious, effective solutions tailored to our clients specific requirements with security and mission assurance at the core of every design, solution and task. Industry jargon like “risk management”, “mission assurance” and “cybersecurity” can...