Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.

Main Sigma Rule Repository

Free and open log management

Red Team's SIEM - tool for Red Teams used for tracking and alarming about Blue Team activities as well as better usability in long term operations.

Digital Forensics Guide. Learn all about Digital Forensics, Computer Forensics, Mobile device Forensics, Network Forensics, and Database Forensics.

DEPRECATED - MozDef: Mozilla Enterprise Defense Platform

🐳 Elastic Stack (ELK) v8+ on Docker with Compose. Pre-configured out of the box to enable Logging, Metrics, APM, Alerting, ML, and SIEM features. Up with a Single Command.

Open source security data lake for threat hunting, detection & response, and cybersecurity analytics at petabyte scale on AWS

A collection of sources of documentation, as well as field best practices, to build/run a SOC

Awesome Security lists for SOC/CERT/CTI

pfSense/OPNsense + Elastic Stack

Tools to rapidly deploy a threat hunting capability on Azure Sentinel that leverages Sysmon and MITRE ATT&CK

Open Source Security Guide. Learn all about Security Standards (FIPS, CIS, FedRAMP, FISMA, etc.), Frameworks, Threat Models, Encryption, and Benchmarks.

A collective list of public APIs for use in security. Contributions welcome

Fast and easy to use database for logs, which can efficiently handle terabytes of logs

Open security analytics. Understand, monitor, and protect your product from cyber threats, account takeovers, bots, and abuse.

Configuration guidance for implementing collection of security relevant Windows Event Log events by using Windows Event Forwarding. #nsacyber

Advanced Sysmon ATT&CK configuration focusing on Detecting the Most Techniques per Data source in MITRE ATT&CK, Provide Visibility into Forensic Artifact Events for UEBA, Detect Exploitation events with wide CVE Coverage, and Risk Scoring of CVE, UEBA, Forensic, and MITRE ATT&CK Events.

Transform Linux Audit logs for SIEM usage

Tenzir is the data pipeline engine for security teams.