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◆ Detection rules

Sigma Rules

DRL-1.1

The main open repository of generic SIEM detection rules in Sigma format, mapped to ATT&CK.

Summary

Welcome to the Sigma main rule repository. The place where detection engineers, threat hunters and all defensive security practitioners collaborate on detection rules. The repository offers more than 3000 detection rules of different type and aims to make reliable detections accessible to all at no cost.
from the project README
Formats
sigma
License
DRL-1.1
Added
2026-09-10

Get it

From the project’s own instructions where it documents any; otherwise a plain clone.

  1. shell
    $ git clone --depth 1 https://github.com/SigmaHQ/sigma

    Shallow clone: history isn’t needed for testing.

Contents

5,533 files 48.1 MB repository

  • .yml 4,520
  • .json 462
  • .evtx 459
  • .md 51
  • .png 18
  • .py 9
  • (no ext) 4
  • .csv 2

Use it with

Commands are curated, not yet run by us.

sigma-cli — Convert a Sigma rule to a Splunk search (install the backend first with `sigma plugin install splunk`).

sample.yml
$ sigma convert -t splunk --without-pipeline sample.yml

chainsaw — Hunt through your own EVTX logs with the collection's Sigma rules, using Chainsaw's bundled mapping file.

sample.yml
$ chainsaw hunt logs/ -s ./sigma/rules --mapping mappings/sigma-event-logs-all.yml
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