Directory · US
Computer and Network Security in United States
A register of firms and the professionals working at them in the Computer and Network Security sector based in United States. Browse the public index, then filter or export on Kipplo.
Companies
8.7K on file
Intrusion
Most cybersecurity tools bury teams in alerts, noise, and confusion. We do the opposite. Intrusion delivers prevention-first network security that actually stops threats instead of just reporting them. We make protection simple, visible, and effective by exposing hidden network communications and blocking malicious traffic in real time. Backed by decades of government-grade intelligence, Intrusion gives organizations what legacy tools can’t -clarity and control. Less noise. More protection. Real prevention.
51 to 200 staff
Ironnet
Founded in 2014, IronNet Cybersecurity is a global cybersecurity leader that is revolutionizing how enterprises, industries, and governments secure their networks. IronNet takes the skills of its top-notch cybersecurity operators with their real-world, public and private sector, offensive and defensive cyber experience, and integrates their deep tradecraft knowledge into its industry-leading products to solve the most challenging cyber problems facing industry today. IronNet’s solutions leverage behavioral analytics, machine learning, and artificial intelligence techniques to help public and private enterprises across critical infrastructure detect unknown threats. Our ability to share the derived raw intelligence with peer enterprises in real-time and at machine speed, uniquely enables industries and governments to collectively defend against well-funded nation state and cyber criminal threats.
11 to 50 staff
Lumu Technologies
At Lumu Technologies, we're redefining the cybersecurity landscape with our Continuous Compromise Assessment model, enabling organizations to measure compromise in real time. Our innovative Illumination Process uses advanced analytics and artificial intelligence to provide actionable insights, helping businesses detect and respond to threats quickly and effectively. Discover how Lumu Technologies empowers businesses with continuous network visibility and defense against cyber threats. Visit our website or contact us to learn more.
51 to 200 staff
Menlo Security Inc
Browsers are the application enterprises can’t live without, how we work with SaaS and private web applications. But browsers are a security blind spot. They operate without the necessary protection and security controls, exposing enterprises to attack. Browsers are the entry point for internet borne attacks, the exit point for data leakage. Menlo Security secures enterprise browsers. Menlo Browser Security manages browsers, protects your users, and secures application access and enterprise data, providing a complete enterprise browser solution from any browser. Menlo Security secures browsers while preserving user choice and providing a familiar, easy-to-use experience. You can deploy browser security policies in a single click, secure SaaS and private application access, and protect enterprise data down to the last mile. Secure your digital transformation with trusted and proven cyber defenses, on any browser. Work without worry and move business forward with Menlo Security.
201 to 500 staff
Opswat
OPSWAT protects critical infrastructure. Our goal is to eliminate malware and zero-day attacks. We believe that every file and every device pose a threat. Threats must be addressed at all locations at all times—at entry, at exit, and at rest. Our products focus on threat prevention and process creation for secure data transfer and safe device access. The result is productive systems that minimize risk of compromise. That’s why 98% of U.S. nuclear power facilities trust OPSWAT for cybersecurity and compliance. OPSWAT. Trust no file. Trust no device. Visit us on Twitter, Facebook, Instagram, and YouTube.
501 to 1000 staff
Palo Alto Networks Unit 42
Palo Alto Networks Unit 42 brings together world-renowned threat researchers with an elite team of incident responders and security consultants to create an intelligence-driven, response-ready organization passionate about helping customers more proactively manage cyber risk. With a deeply rooted reputation for delivering world-class threat intelligence, Unit 42 provides industry-leading incident response and cyber risk management services to security leaders around the globe.
5001 to 10000 staff
Panther
Panther is the security monitoring platform for the cloud. Unlike ‘next-gen’ SIEMs that rely on historical detections and closed ecosystems, Panther enables flexible defense in production environments with streaming data analysis, programmable detections, and seamless cloud integration – empowering teams to optimize costs and control, accelerate incident response, and achieve cross-system visibility at scale.
51 to 200 staff
Picus Security
Picus Security is the pioneer of Breach and Attack Simulation (BAS) and Adversarial Exposure Validation (AEV). We enable organizations to validate effectiveness, prioritize real risk, and act faster with evidence, giving defenders clarity on what attackers can actually exploit and helping them strengthen resilience and improve performance. Our unified exposure platform combines exposure assessment, security control validation, and exposure validation to provide a complete view of security effectiveness. Picus safely simulates real attack techniques and adversarial TTPs across network, endpoint, and cloud environments, enabling organizations to measure control performance and prioritize what truly matters. Through our Exposure Score, teams can instantly identify the <2% of vulnerabilities that remain exploitable while deprioritizing the rest. This evidence-based approach helps organizations cut patch backlogs by 86%, reduce mean time to remediate (MTTR) from 74 to 14 days, and strengthen resilience through continuous validation. Recognized by Gartner Peer Insights™ with a 98% willingness to recommend (the highest in the Adversarial Exposure Validation category), Picus Security is trusted by enterprises worldwide to validate effectiveness, optimize investments, and prove cyber readiness with confidence. Visit picussecurity.com to explore how Picus Security redefines exposure management through validation.
201 to 500 staff
Pipl
Pipl is the identity trust company. Our solutions allow organizations to provide frictionless customer experiences and approve more transactions with greater confidence and speed. We use multivariate linking to establish deep connections among more than 330 billion trust signals—email, mobile phone and social media data that spans the globe—and then look at the big picture to derive identity trust. Learn more at pipl.com.
51 to 200 staff
Sd Tech
For over twenty years, SD Tech has been providing IT Support for small and medium-sized businesses. We're strategic partners, offering turnkey solutions with the goal of keeping our clients in the loop and out of the process. Taking the tech stuff off your plate* is what we do best, freeing you to focus on what YOU do best. Our full suite of services will assist you in making the future as good as it wants to be. The combination of the words “System” and “Design” in our name was not a random formulation, and it has significance in terms of the approach we take to IT Support. Whenever possible, we focus on designing an integrated system of computer, communications, and security components that maximize operational efficiency. There are times, of course, when the necessary fix involves repairing an individual part of the overall system. However, only with a thorough understanding of how the parts fit together can the full potential of information technology be realized.* Remember: in business these days, the last thing you can afford to do is spill stuff, which is bound to happen sooner or later if your plate is too full. This is especially true when you have multiple full plates and you’re trying to keep them all spinning.
11 to 50 staff
Securelogix
SecureLogix delivers the industry's only comprehensive platform unifying enterprise call security and call trust. We help organizations boost outbound answer rates while protecting contact centers from inbound voice threats like spoofing, robocalls, TDoS, and fraud. Our solutions safeguard the reputation of your outbound numbers, provide rich call branding to increase customer engagement, and authenticate inbound calls to ensure only trusted callers reach your agents. SecureLogix's carrier-agnostic technology supports TDM, VoIP, and cloud environments—ensuring every enterprise call is secured, verified, and trusted.
51 to 200 staff
Securin Inc
Securin is obsessed with helping leaders continuously improve their security posture. We partner with our customers using our tech-enabled services including Attack Surface Management, Vulnerability Management, Pentesting and Vulnerability Intelligence. As a US Department of Homeland Security sponsored CVE number authority, we have deep expertise in offensive pentesting and unique insights into the latest threats. Our capabilities allow us to continuously reduce your attack surface and provide predictive intelligence, so you can stay ahead of the bad actors. At Securin, we work as an extension of your team, providing the glue to create a security fabric that protects your organization.
201 to 500 staff
Sonicwall
SonicWall is a cybersecurity forerunner with more than 30 years of expertise and is recognized as a leading partner-first company. With the ability to build, scale and manage security across the cloud, hybrid and traditional environments in real-time, SonicWall provides seamless protection against the most evasive cyberattacks across endless exposure points for increasingly remote, mobile and cloud-enabled users. With its own threat research center, SonicWall can quickly and economically provide purpose-built security solutions to enable any organization—enterprise, government agencies and SMBs—around the world. For more information, visit or follow us on Twitter, LinkedIn, Facebook and Instagram.*U.S. Patents 7,310,815; 7,600,257; 7,738,380; 7,835,361; 7,991,723
1001 to 5000 staff
Sos Security
Headquartered in Houston, Texas, SOS Security is the premier provider of security solutions. Since its inception, SOS Security has grown steadily to establish its position as the market leader. Customers choose SOS Security to intelligently manage risk, accelerate and maintain compliance, and protect their business from evolving threats. SOS Security has extensive relationships with leading security technologies in the marketplace today. We are focused on meeting our client’s business needs by providing the tools, knowledge, and services needed to get the job done. From initial analysis to implementation, verification to staff training, SOS Security enhances network security and performance through customized, business-focused solutions. Forward thinking businesses also seek to protect proprietary information and intellectual property. SOS Security now offers information destruction and encryption solutions for physical and digital data. Secure Shredding Services provide onsite disposal of paper records and destruction of sensitive hard-drives to meet industry compliance regulations. Coupled with our Data Security practice our experts can establish and implement a unified compliant program. SOS Security understands today’s needs for protecting sensitive data and delivers innovative, cost-effective tools for protecting not only IT Security but all aspects of data security to reduce our customers exposure. The company’s management team is led by security experts, including two veterans with over 30 years combined experience from vendors like RSA Security and Check Point Software.
11 to 50 staff
Synack Red Team
The Synack Red Team is a private freelance security research team that spans 6 continents and over 80 countries. Comprised of some of the most sought after security researchers in the world, the Synack Red Team provides web application, mobile application, and host infrastructure penetration testing engagements. If you’ve got the skills and integrity to run with a different crowd, the Synack Red Team has the opportunity and community to make it worth your while.
51 to 200 staff
Toyota Tsusho Systems Us, Inc
Our mission is to be the right partner for Global IT transformation. For over ten years, TTS-US has been successful at utilizing our global IT network by breaking regional, cultural, and language barriers. As a member of the Toyota Group, our resources and collaboration extend world-wide and we are at the forefront of the future of IT: Cybersecurity, Digital Transformation, Infra, Engineering, Connected, and Global Services. As Toyota Group transforms towards evolving into a mobility company, we bring our best practices to North America and our family companies around the globe. We offer a unique opportunity to be part of a small company where each person’s voice and efforts make a difference, while also delivering major impact as our products and services reach millions of customers. We strive to maintain an intellectually dynamic, and culturally diverse environment where we work as a team and everyone has the opportunity to contribute new ideas to the table. Come help us reimagine what mobility can be today and years to come! BENEFITS AND PERKS • Medical health insurance (including dental and vision) • Competitive paid time off and company paid holidays • Comp time for holidays worked • 401k matching program • Company profit sharing • Merit increases and bonus structure • Professional development and education reimbursement • …and more!
201 to 500 staff
Truu, Inc
TruU enables enterprises to eliminate passwords and badges to truly revolutionize the way workforces experience their workplace. We offer unique passwordless identity through adaptive MFA built on biometrics and behavioral identity that unifies access to physical and digital resources across the enterprise.
51 to 200 staff
Virsec
Virsec is pioneering OTTOGUARD AI — the first workload patchless mitigation platform powered by patented zero-trust technology. In a world where milliseconds matter, we lock down your software and access it in real time, delivering autonomous security at speed. We provide deep visibility into your software supply chain, legacy software, and workloads, ensuring only trusted software runs and delivering runtime protection without constant patching. With zero-touch exposure mitigation and just-in-time access control (MFA for workloads), we protect what matters, minimizing risk with a minimal footprint. Say goodbye to the old ways of managing exposure and embrace the new era of mitigation first, management later.
51 to 200 staff
Wallix Group
Leader worldwide in Identity Security and access management for IT and OT environments, WALLIX provides proven cybersecurity technology in a digital world where cyberattacks are more and more sophisticated, especially targeting privileged accounts as potential gateway for cybercriminals. Listed on Euronext (ALLIX), WALLIX supports several thousand organizations around the world, in securing their digital transformation for over 20 years, and distributed through a network of more than 300 resellers. Check out more on WALLIX => | | info@wallix.com
201 to 500 staff
Wave Systems Corp
Wave Systems Corp.(NASDAQ: WAVX) reduces the complexity, cost and uncertainty of data protection by starting inside the device. Unlike other vendors who try to secure information by adding layers of software for security, Wave leverages the security capabilities built directly into endpoint computing platforms themselves. Wave has been a foremost expert on this growing trend, leading the way with first-to-market solutions and helping shape standards through its work as a board member for the Trusted Computing Group.
51 to 200 staff
Acalvio Technologies
Acalvio, the leader in cyber deception technology, helps enterprises actively defend against advanced security threats. Acalvio Active Defense Platform, built on 25 issued patents in autonomous deception technology and advanced AI, provides robust solutions for Identity Threat Detection and Response (ITDR), Advanced Threat Defense for IT and OT networks, Zero Trust, Active Directory Protection and Ransomware Protection. The Silicon Valley-based company’s solutions serve Fortune 500 enterprises, government agencies and are available to deploy from the Cloud, on-premises or via marquee managed service providers.
51 to 200 staff
Adlumin
Adlumin, an N-able company, provides enterprise-grade cybersecurity for organizations of all sizes through its innovative Security Operations as a Service platform. With an agnostic approach, the Adlumin platform seamlessly integrates with existing tech stacks, and its flexible management options enable it to be self-managed by an internal team, or fully managed by Adlumin experts. The Adlumin platform stops cyber threats early with deep learning models tailored to each environment. It maximizes resource efficiency by optimizing existing technology and streamlining workflows across teams. Adlumin transforms risk into resilience by identifying and addressing vulnerabilities, while cybersecurity experts proactively uncover and neutralize threats before they can do damage. Adlumin empowers organizations to take control of their digital security making advanced protection accessible to all.
51 to 200 staff
Anitian
Anitian is the pioneer of FedFlex™ — the world’s first agentic AI-powered compliance automation platform purpose-built for SaaS companies targeting the U.S. federal market. With FedFlex, you can eliminate the traditional barriers to entry — no agency sponsor, no vendor lock-in, and no wasted time. Whether you're just entering the public sector or scaling to FedRAMP Moderate or High, FedFlex accelerates every stage of your journey-Achieve FedRAMP Low up to 4x faster -Cut compliance costs by as much as 90%-Automate documentation, controls, and ConMon with AI -Maintain full control of your environment Trusted by leading cloud service providers, Anitian makes federal growth faster, smarter, and more affordable.
11 to 50 staff
Anyway Technologies
AnyWay Technologies is one of the fastest growing technology firms in the State of Arkansas. We have 4 offices in Northeast Arkansas: Jonesboro, Searcy, West Memphis, and Wynne and expanding every day. With experienced technicians and the admin staff we have, we are able to meet your business needs in a timely fashion. We handle all IT needs for small and medium sized businesses, in all industries around Arkansas and surrounding areas. AnyWay Technologies is a family owned and operated business and we look forward to working with you!
11 to 50 staff
