Cap is a free, open-source, self-hosted CAPTCHA alternative. It uses proof-of-work and JavaScript instrumentation challenges instead of visual puzzles, and is licensed under Apache 2.0. It is installed by running a server with Docker and adding a widget to a form.
ZAP, the Zed Attack Proxy, is a free and open source web app scanner maintained as a community project. It provides options for security automation, including packaged scans and an automation framework, and a marketplace of community-contributed add-ons.
Snyk is an AI security platform that secures the code AI writes, the agents it runs, and the applications it builds. It offers a developer security solution available for free or from $25/month. The platform subscription is available to small teams at a flat rate, while enterprise pricing uses prepaid credits rated per capability.
Ndiff is a tool that compares Nmap scans. It takes two Nmap XML output files and prints the differences between them, such as hosts coming up and down and ports becoming open or closed. It can produce human-readable text or machine-readable XML output and is used by the Zenmap GUI to compare scan results.
SSL Labs is a non-commercial research effort by Qualys offering documents, tools and thoughts related to SSL. It provides tools to test a server's certificate and configuration, test a browser's SSL implementation, and view SSL Pulse data on how other web sites are doing. It also publishes documentation on deploying SSL/TLS correctly.
Security Onion Solutions, LLC is the creator and maintainer of Security Onion, a free and open platform for threat hunting, network security monitoring and log management. It bundles free and open tools including Suricata, Zeek and the Elastic Stack, and the company sells products and services that fund development.
Threat Radar is a real-time cyber threat intelligence radar showing vulnerabilities, malware, and global cyber threats, vulnerabilities, and attack patterns. It offers a live threat feed, geographic threat distribution, a threat timeline, and a REST API for access to threat intelligence data. A free account provides 30 API requests per hour.
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ZAP, the Zed Attack Proxy, is a free and open source web app scanner maintained as a community project. It provides options for security automation, including packaged scans and an automation framework, and a marketplace of community-contributed add-ons.
Snyk is an AI security platform that secures the code AI writes, the agents it runs, and the applications it builds. It offers a developer security solution available for free or from $25/month. The platform subscription is available to small teams at a flat rate, while enterprise pricing uses prepaid credits rated per capability.
Ndiff is a tool that compares Nmap scans. It takes two Nmap XML output files and prints the differences between them, such as hosts coming up and down and ports becoming open or closed. It can produce human-readable text or machine-readable XML output and is used by the Zenmap GUI to compare scan results.
SSL Labs is a non-commercial research effort by Qualys offering documents, tools and thoughts related to SSL. It provides tools to test a server's certificate and configuration, test a browser's SSL implementation, and view SSL Pulse data on how other web sites are doing. It also publishes documentation on deploying SSL/TLS correctly.
Security Onion Solutions, LLC is the creator and maintainer of Security Onion, a free and open platform for threat hunting, network security monitoring and log management. It bundles free and open tools including Suricata, Zeek and the Elastic Stack, and the company sells products and services that fund development.
Threat Radar is a real-time cyber threat intelligence radar showing vulnerabilities, malware, and global cyber threats, vulnerabilities, and attack patterns. It offers a live threat feed, geographic threat distribution, a threat timeline, and a REST API for access to threat intelligence data. A free account provides 30 API requests per hour.
