An open, threat-informed cybersecurity reference library — 140 in-depth references, 16 how-to guides, and 47 discipline paths, anchored to MITRE ATT&CK and mapped to real controls, detections, and tooling. Free & MIT-licensed.
open-source incident-response dfir cybersecurity infosec knowledge-base vulnerability-management threat-intelligence blue-team mitre-attack purple-team security-operations detection-engineering threat-informed-defense nist-800-53 d3fend mitre-atlas teamstarwolf
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Updated
Oct 1, 2026 - Python