Companies in the category 'Cybersecurity'
These are companies that provide open source tools or platforms for protecting computer systems and networks from digital attacks.
Open-source firewall and network security
Deciso is a Netherlands-based manufacturer of network security appliances and the creator of OPNsense, an open-source firewall and routing platform built on FreeBSD. The company designs and produces its own hardware in-house and develops OPNsense software, which is trusted by over 350,000 networks worldwide. Deciso offers both a free community edition and a commercial Business Edition of OPNsense, along with purpose-built hardware appliances.
Security platform for open source dependencies.
Socket is a developer-first security platform that protects companies from software supply chain attacks by monitoring JavaScript, Python, and Go dependencies. Founded and run by open source maintainers, the company provides visibility, defense-in-depth, and proactive supply chain protection to prevent vulnerabilities and malicious packages from entering codebases.
Open-source security automation platform
Tracecat is an open-source automation platform designed for security and IT engineers. It provides a comprehensive solution for building AI-assisted workflows, managing cases, and integrating with various security tools.
Network Configuration Management Tools for Ente...
Empowering businesses with seamless network configuration management and clear insights. rConfig streamlines operations, secures networks, automates compliance, and manages devices effortlessly.
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FirstWave provides automated network management solutions for hybrid environments, simplifying discovery and management across cloud and on-premises networks. Their modular software empowers IT and network teams to gain control, streamline operations, and improve efficiency, making them a trusted choice for thousands of organizations globally.
Technology solutions for government.
MetroStar is a technology solutions company that transforms government through AI-powered solutions designed for mission effectiveness, national security, and operational dominance. They are driven by a love for how technology transforms government and inspire their team to bring unique talents to the table.
Identity attack path management solutions
SpecterOps is a cybersecurity company that provides Identity Attack Path Management solutions, offensive security services, and adversary-focused training. The company is the creator of BloodHound and specializes in helping organizations defend against modern cyber attacks through industry-leading adversary training, simulation, and tradecraft analysis skills built from the adversary's point of view.
Vulnerability management with Nuclei scanner.
ProjectDiscovery offers open-source security tools, including Nuclei, for vulnerability management and detection. Their platform helps organizations identify and remediate security issues quickly and accurately.
Collaborative cybersecurity threat intelligence platform
CrowdSec provides AI-driven, ultra-curated collective threat intelligence to preemptively block malicious IPs through a collaborative cybersecurity model. The company operates a global network of 100,000+ active users across 190+ countries who share threat intelligence to create a 'Waze-like' security network that processes 15 million signals daily on aggressive IPs.
ZeroRisc offers secure silicon device management.
Founded in 2023 and comprised of original OpenTitan project team members from Google, including founder and CEO Dominic Rizzo, zeroRISC is focused on providing the first commercial cloud security service built on the OpenTitan open-source silicon root of trust (RoT) project that delivers transparency and reliability for data centers, OT/ICS and IoT technologies.
Open-source secret scanning engine for tech stacks
Truffle Security provides open-source tools for detecting and managing secrets in codebases. Their platform helps developers identify and remediate security vulnerabilities related to exposed credentials.
Open source firewall and network security
pfSense is a free, open source network firewall based on the FreeBSD operating system. It performs functions like packet filtering, VPN, and routing. pfSense serves a range of users, from small businesses to large enterprises.

