Free & Open Source Security Tools
Discover community-driven and free security solutions. Complement your enterprise stack with zero-cost tools.
Browse 2,685 free & open source security tools tools
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CloudFox is an open source command line tool that helps penetration testers and offensive security professionals identify exploitable attack paths and gain situational awareness in cloud infrastructure environments.
CloudFox is an open source command line tool that helps penetration testers and offensive security professionals identify exploitable attack paths and gain situational awareness in cloud infrastructure environments.
A JavaScript steganography module that hides encrypted secrets within text using invisible Unicode characters for covert communication across web platforms.
A JavaScript steganography module that hides encrypted secrets within text using invisible Unicode characters for covert communication across web platforms.
Comprehensive endpoint security solution for enterprise networks and SMBs
Comprehensive endpoint security solution for enterprise networks and SMBs
FullHunt is a next-generation attack surface security platform that enables companies to discover, monitor, and secure their external attack surfaces.
FullHunt is a next-generation attack surface security platform that enables companies to discover, monitor, and secure their external attack surfaces.
An Android port of the Radamsa fuzzing tool compiled with Android NDK to support Android ABIs for security testing on mobile platforms.
An Android port of the Radamsa fuzzing tool compiled with Android NDK to support Android ABIs for security testing on mobile platforms.
GNU/Linux Wireless distribution for security testing with XFCE desktop environment.
GNU/Linux Wireless distribution for security testing with XFCE desktop environment.
A set of 48 practical programming exercises in cryptography and application security
A set of 48 practical programming exercises in cryptography and application security
Infosec Resources provides extensive cybersecurity training and certifications to boost cybersecurity skills and careers.
Infosec Resources provides extensive cybersecurity training and certifications to boost cybersecurity skills and careers.
HoneyDB is a honeypot-based threat intelligence platform that provides real-time insights into attacker behavior and malicious activity on networks.
HoneyDB is a honeypot-based threat intelligence platform that provides real-time insights into attacker behavior and malicious activity on networks.
A developer added malicious code to a popular open-source package, wiping files on computers in Russia and Belarus as a protest.
A developer added malicious code to a popular open-source package, wiping files on computers in Russia and Belarus as a protest.
A script to enumerate Google Storage buckets and determine access and privilege escalation
A script to enumerate Google Storage buckets and determine access and privilege escalation
RiskInDroid is a machine learning-based tool that performs quantitative risk analysis of Android applications by reverse engineering bytecode and analyzing permission usage to generate numeric risk scores.
RiskInDroid is a machine learning-based tool that performs quantitative risk analysis of Android applications by reverse engineering bytecode and analyzing permission usage to generate numeric risk scores.
AVEVA is an industrial software provider offering engineering, operations, and data management solutions for operational technology environments across various industrial sectors.
AVEVA is an industrial software provider offering engineering, operations, and data management solutions for operational technology environments across various industrial sectors.
A collection of free shareable log samples from various systems with evidence of compromise and malicious activity, maintained by Dr. Anton Chuvakin.
A collection of free shareable log samples from various systems with evidence of compromise and malicious activity, maintained by Dr. Anton Chuvakin.
ElectricEye is a multi-cloud Python CLI tool that performs security posture management and attack surface monitoring across cloud service providers and SaaS platforms with over 1000 security checks mapped to 20+ compliance frameworks.
ElectricEye is a multi-cloud Python CLI tool that performs security posture management and attack surface monitoring across cloud service providers and SaaS platforms with over 1000 security checks mapped to 20+ compliance frameworks.
Collection of malware persistence information and techniques
A collection of Ansible roles for hardening various systems and services
A collection of Ansible roles for hardening various systems and services
A Node.js library for validating environment variables and providing immutable access to configuration values in applications.
A Node.js library for validating environment variables and providing immutable access to configuration values in applications.
A suite of secret scanners built in Rust for performance.
A suite of secret scanners built in Rust for performance.
A collection of YARA rules for public use, built from intelligence profiles and file work.
A collection of YARA rules for public use, built from intelligence profiles and file work.
A Low-cost ICS Security Testbed for Education and Research
A technique to encode data within DNS queries for covert communication channels.
A technique to encode data within DNS queries for covert communication channels.
gVisor is a Go-based application kernel that provides enhanced container isolation by implementing Linux system calls and limiting host kernel exposure through its runsc OCI runtime.
gVisor is a Go-based application kernel that provides enhanced container isolation by implementing Linux system calls and limiting host kernel exposure through its runsc OCI runtime.
Check for known vulnerabilities in your Node.js installation.
Check for known vulnerabilities in your Node.js installation.
