
falco
Real-time cloud-native runtime security agent for Linux that monitors syscalls and container/Kubernetes metadata to detect anomalous behavior and…

Real-time cloud-native runtime security agent for Linux that monitors syscalls and container/Kubernetes metadata to detect anomalous behavior and…

Open-source security monitoring platform for threat hunting, intrusion detection, log management, incident response, and endpoint visibility with…

PowerShell-based detection and remediation toolkit for CVE-2025-32711 (EchoLeak), a critical zero-click AI command injection vulnerability in…

Zeek is a powerful network analysis framework that is much different from the typical IDS you may know.

MISP (core software) - Open Source Threat Intelligence and Sharing Platform

Open source platform for cyber security analysts with many features for threat intelligence and detection engineering.

C# tool for red team operations that extracts contacts, mailbox metadata, and searches emails via Outlook COM object, with built-in Programmatic…

A testing framework for mail security and filtering solutions.

DNSint - A comprehensive DNS reconnaissance and OSINT toolkit for domain intelligence gathering and security analysis.

Proof-of-concept exploit for an actively exploited Zimbra Collaboration Suite vulnerability, designed for authorized penetration testing and…

Shell-based vulnerability scanner for CVE-2026-45185 (Dead.Letter) in Exim MTA. Detects use-after-free in GnuTLS builds, checks version, TLS library,…

Security hotfix for CVE-2017-8802

SQL powered operating system instrumentation, monitoring, and analytics.

Open-source XDR and SIEM platform for threat detection, log analysis, file integrity monitoring, vulnerability assessment, and compliance management…


Open Cyber Threat Intelligence Platform

Real-time malicious traffic detection system using public blacklists, static malware trails, and heuristic analysis to identify threats across DNS,…

Open-source network IDS/IPS/NSM engine for real-time traffic inspection, intrusion detection and prevention, protocol analysis, and rule-based threat…