Free Cybersecurity Tools
Find the right solution for your security needs without any cost.Explore 2627 curated tools and resources
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An AI-powered penetration testing platform that autonomously discovers, exploits, and documents vulnerabilities while generating NIST-compliant reports.
An AI-powered penetration testing platform that autonomously discovers, exploits, and documents vulnerabilities while generating NIST-compliant reports.
A tiered cyber threat intelligence service providing detection rules from public repositories with varying levels of analysis, processing, and guidance for security teams.
A tiered cyber threat intelligence service providing detection rules from public repositories with varying levels of analysis, processing, and guidance for security teams.
ImmuniWeb Discovery is an attack surface management platform that continuously monitors an organization's external digital assets for security vulnerabilities, misconfigurations, and threats across domains, applications, cloud resources, and the dark web.
ImmuniWeb Discovery is an attack surface management platform that continuously monitors an organization's external digital assets for security vulnerabilities, misconfigurations, and threats across domains, applications, cloud resources, and the dark web.
A software composition analysis tool that identifies vulnerabilities, malicious code, and license risks in open source dependencies throughout the software development lifecycle.
A software composition analysis tool that identifies vulnerabilities, malicious code, and license risks in open source dependencies throughout the software development lifecycle.
A cloud-native application protection platform that provides agentless security monitoring, vulnerability management, and compliance capabilities across multi-cloud environments.
A cloud-native application protection platform that provides agentless security monitoring, vulnerability management, and compliance capabilities across multi-cloud environments.
A GitHub application that performs automated security code reviews by analyzing contextual security aspects of code changes during pull requests.
A GitHub application that performs automated security code reviews by analyzing contextual security aspects of code changes during pull requests.
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Safing Portmaster is an open-source application firewall that monitors network connections, blocks trackers system-wide, and allows custom filtering rules at both global and per-application levels.
Safing Portmaster is an open-source application firewall that monitors network connections, blocks trackers system-wide, and allows custom filtering rules at both global and per-application levels.
A free online tool that tests email server security by evaluating server configurations, DNS security settings, encryption, blacklist status, and potential compromise indicators.
A free online tool that tests email server security by evaluating server configurations, DNS security settings, encryption, blacklist status, and potential compromise indicators.
A free online service that scans the dark web for exposed credentials and sensitive data associated with specific domains or email addresses.
A free online service that scans the dark web for exposed credentials and sensitive data associated with specific domains or email addresses.
SafeLine WAF is an open-source web application firewall that protects web services by filtering malicious HTTP traffic through intelligent semantic analysis and machine learning-based detection.
SafeLine WAF is an open-source web application firewall that protects web services by filtering malicious HTTP traffic through intelligent semantic analysis and machine learning-based detection.
A mapping tool that correlates MITRE ATT&CK techniques with atomic tests and detection rules to analyze security detection coverage.
A mapping tool that correlates MITRE ATT&CK techniques with atomic tests and detection rules to analyze security detection coverage.
An automated web application security scanner that evaluates JavaScript library vulnerabilities and HTTP security headers to assess website security posture.
An automated web application security scanner that evaluates JavaScript library vulnerabilities and HTTP security headers to assess website security posture.
A threat intelligence platform that monitors, analyzes, and provides detailed information about threat actors targeting non-human identities across various industries.
A threat intelligence platform that monitors, analyzes, and provides detailed information about threat actors targeting non-human identities across various industries.
A forensic analysis tool that extracts and parses logs, notifications, and system information from iOS/iPadOS devices and backups.
A forensic analysis tool that extracts and parses logs, notifications, and system information from iOS/iPadOS devices and backups.
A network forensics toolkit that transforms network traffic data into graph-based representations for interactive analysis and visualization through a web interface.
A network forensics toolkit that transforms network traffic data into graph-based representations for interactive analysis and visualization through a web interface.
A proof-of-concept tool that demonstrates automated MFA bypass techniques for Microsoft Outlook through browser automation and request interception.
A proof-of-concept tool that demonstrates automated MFA bypass techniques for Microsoft Outlook through browser automation and request interception.
A threat intelligence aggregation service that consolidates and summarizes security updates from multiple sources to provide comprehensive cybersecurity situational awareness.
A threat intelligence aggregation service that consolidates and summarizes security updates from multiple sources to provide comprehensive cybersecurity situational awareness.
A newsletter service that tracks and reports weekly changes in detection engineering rules and updates across multiple GitHub repositories.
A newsletter service that tracks and reports weekly changes in detection engineering rules and updates across multiple GitHub repositories.
A low-interaction honeypot that simulates network services to detect and monitor potential intrusion attempts on internal networks.
A low-interaction honeypot that simulates network services to detect and monitor potential intrusion attempts on internal networks.
A command-line tool that scans NPM packages and ZIP files to detect exposed secrets and sensitive credentials in source code and configuration files.
A command-line tool that scans NPM packages and ZIP files to detect exposed secrets and sensitive credentials in source code and configuration files.