Precise discovery
Search every title, description, tag, domain, and framework mapping with shareable filters.
Open security knowledge
Cybersecurity playbooks, mapped.
Find the right procedure for an incident, control, or technique. Every community-maintained skill is normalized, searchable, and connected to the frameworks security teams already use.
817Security skills
46Security domains
442ATT&CK techniques
5Mapped frameworks
Coverage by specialty
Start with the mission.
Browse the largest practice areas, from cloud defense and threat hunting to forensics and identity.
14 skillsAi Security
Operational guidance and mapped techniques for ai security.
28 skillsApi Security
Operational guidance and mapped techniques for api security.
04 skillsApplication Security
Operational guidance and mapped techniques for application security.
02 skillsBlockchain Security
Operational guidance and mapped techniques for blockchain security.
66 skillsCloud Security
Operational guidance and mapped techniques for cloud security.
09 skillsCompliance Governance
Operational guidance and mapped techniques for compliance governance.
33 skillsContainer Security
Operational guidance and mapped techniques for container security.
16 skillsCryptography
Operational guidance and mapped techniques for cryptography.
Framework intelligence
See what your controls cover.
Trace playbooks across offensive techniques, defensive countermeasures, operational functions, and AI risk.
Built for reference work
From question to verified workflow.
Search the library, inspect its evidence, then install a skill into the tools you already use.
Real coverage
Explore ATT&CK tactics and other frameworks using counts computed directly from the source library.
Safe inspection
Read procedures, references, and helper scripts in a display-only interface. Nothing is executed.