Top Atlanta, GA Cybersecurity Startups (1,059)

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...

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!

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...

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...

Closinglock is the trusted platform for securing and streamlining real estate transactions. Working with title and escrow companies, we protects what truly matters: their clients, their funds, and their hard-earned reputation. Closinglock brings the real estate payments workflow into one secure space to prevent fraud and digitize the process, allowing buyers to pay their earnest money deposit and down payments...

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...

At Rhymetec, our security experts have built and continue to manage over 250 SaaS-based companies' infosec and data privacy programs. We act as an extension of your team and leverage cutting-edge technologies to get customers compliant with frameworks like SOC 2, ISO 27001, HIPAA, GDPR/CCPA, and more in a much shorter timeframe. While most companies offer services for cybersecurity and...

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...

Recognized by Crain’s as one of 2025’s Most Innovative Companies, UncommonX helps customers move from reactive defense to proactive resilience, with the context, prioritization, and insights needed to reduce risk and respond with precision. We believe cybersecurity should deliver more than alerts — it should deliver clarity, confidence, and control. That’s why we built an AI-powered Exposure Management platform that gives...

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...

Nisos is a human risk intelligence and managed investigations company that protects organizations and their people from human-driven and digital threats by operating as an extension of their security, intelligence, and legal teams. It leverages a team of expert analysts, specialized in open-source intelligence and adversary tradecraft, to provide actionable intelligence that addresses complex risks like executive threats, insider fraud,...

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...

Phosphorus is the backbone platform to secure the growing enterprise extended IoT and OT landscape. We provide secure software updates and alerts for devices in the home and office. With Phosphorus, devices can be reliably patched and updated in a timely fashion with alerts for insecure configurations.

Shift5 is the observability platform for onboard operational technology (OT), enabling smarter, faster decisions through real-time data access, contextual insights, and actionable analytics at the edge for aerospace, rail, and defense. Shift5 unlocks the complete ecosystem of onboard data for operations, maintenance, and cybersecurity teams for the first time, enabling real-time decision intelligence through complete onboard data access and observability...

Sunayu is the catalytic agent of engineering change helping company’s, both large and small mature and evolve their technological footprint to resolve their most complex and enduring obstacles. We focus on a DevOps culture to implement and enhance infrastructure as code with specialties in cyber security and big data development. This methodology allows us to provide world class service to all...

Valence enables security teams to find and fix SaaS risks. As SaaS complexity and distributed management present security challenges, the Valence SaaS security platform provides unparalleled and actionable insights into configuration, identity, data, SaaS-to-SaaS integration, and GenAI risks. The Valence platform offers comprehensive SaaS security posture management (SSPM), risk remediation, and identity threat detection and response (ITDR). Valence’s unique remediation...

PrivateID delivers privacy-first identity verification, biometric authentication, and age assurance solutions powered by advanced edge AI and patented Homomorphic Tokenization cryptography. We enable organizations to securely verify user identities entirely on-device—ensuring no sensitive data is transmitted or stored, streamlining regulatory compliance, and strengthening user trust.

Cerby is the only identity security platform built for disconnected apps, providing IT and Security teams with full control over apps that lack APIs or support for protocols like SAML or SCIM. Seamlessly integrating with your central identity provider, Cerby extends critical security automations—such as SSO, MFA, and lifecycle management—to any app without incurring the costly “SSO tax.” With Cerby,...

Your security tools are holding you back. Legacy tools bury teams in noise, false positives, and manual grind. Developers are frustrated. AppSec teams can’t keep up. At Ghost Security, we’ve built the first autonomous AppSec platform—designed by hackers who’ve been in the trenches. Our Agentic AI gives you crystal-clear visibility across your apps and APIs, automates posture management, and hunts down...

Vehere is a new-age Cybersecurity software company specializing in AI Cyber Network Intelligence. With an experience of 15+ years working with security agencies to neutralize national threats, Vehere is trusted by cyber-analysts in Fortune 500 companies, including Telecom, Financial Institutions, and Smart cities to protect their critical infrastructure against real-time cyberattacks. Vehere preserves fundamental principles of privacy and civil liberties. We...