Sigma
Generic signature format for SIEM/detection rules convertible to Splunk, Elastic, KQL, and many backends.
Why it is included
Open lingua franca for sharing detection logic across vendors.
Best for
Detection engineers publishing portable rules and CI validation.
Strengths
- Converter ecosystem
- Community rule repo
- CI tooling
Limitations
- Backend mapping quirks require testing
Good alternatives
Splunk SPL only · YARA (different layer)
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