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We're pleased to announce the official release of the Sigma Specification v2.0 🚀 - an important milestone for the Sigma project, that introduces new features as well as many enhancements to the Sigma standard. - sigma Check out the release blog for all the juicy details -

- MITRE D3FEND tag support. - New related type "Correlation" for easily linking between rules used in correlation. - New modifiers for datetime fields And many more things are coming in sigma Specification v2.1 later this year.

Thanks to Kostas contribution, UDL rule will also be available to download in next week release of sigma

New Sigma release r2024–09–02 is available for download. 🌟75 New Rules 🛡️43 Rule updates 🔬30 Rule Fixes Here is a snippet from this release - Added coverage for multiple GTFOBins. - Updates adding new file sharing domains (*.pages.dev, *.w3spaces.com, *.workers.dev) -

Today RunReveal is announcing support for sigma detections and open sourcing our sigma rule evaluator, sigmalite. Read the blog, and check out the code! sigmalite.dev blog.runreveal.com/introducing-si…

A massive thanks to BSides Tallinn for having me on this year. Amazing conference, would recommend anyone to make the trip up 🇪🇪 Slides for the Sigma talk below 👇 sinn.io/sigma-decoding…

If like me you need the sigma rules references as PDF for AIR GAP, I started a best effort projet : github.com/frack113/sigma…

New Sigma release r2024-11-10 is available for download 🌟 17 New Rules 🛡️ 35 Rule updates 🔬 4 Rule Fixes This release includes rules covering - Suspicious .RDP file creation by Outlook and other uncommon processes. - IIS config tampering. - PowerShell Web Access abuse. -

This is a really interesting web page published in the @Virustotal UI that lists the applied sigma rules on samples executed in their sandboxes and on how many of those samples the particular Sigma rule matched but not a single AV engine virustotal.com/ui/sigma_rules

Last Sigma release of the year r2024-12-19 is available for download :) 🌟 12 New Rules 🛡️ 52 Rule updates 🔬 6 Rule Fixes This release include multiple updates for Linux rules, new AWS rules and more. Check the full change log and start exploring this, by downloading the

Now that the last release of the year from sigma is out. I would like to reflect on the progress we made this year by sharing some stats :) - Merged 325 pull request. 🚀 - Had 103 unique contributors. 🤝 - Added 313 new rules. 📝 - Updated and fixed the rules a combined

The more I see private detections the more I realize that the sigma rule repo is a gold mine and it is actually insane that its free. 😌

Many people use sigma rules. That's great. We like to share detection knowledge. Don't be afraid to contribute in 2025. Even a simple False Positive is good. If your boss don't want just ask until having an yes 😝

New Sigma release r2025–02–03 is available for download. 🌟5 New Rules 🛡️5 Rule updates 🔬14 Rule Fixes Explore the full release -> github.com/SigmaHQ/sigma/… This release saw the first wave of contribution from the The DFIR Report in a new collab we started with the team. 🔥

🎉I am finally happy announce a brand new tool – detection.studio Sigma to SIEM conversion – done entirely locally (in-browser). Better support for Pipelines & Filters. Persistent workspaces, and Share & Export to Zip. Check it out down here👇

Open Sourced detection.studio here → github.com/northsh/detect… MIT License

Sigma rule packages have been downloaded more than 10M times since we started doing releases in late 2023! Last month package crossed the 2M mark today. 🚀 sigma

New Sigma release r2025-05-21 is available for download. 🌟15 New Rules 🛡️47 Rule updates 🔬13 Rule Fixes Explore the full release -> github.com/SigmaHQ/sigma/… This release focused mainly on updates and tunings of older rules, with newer detections covering NimScan, AdFind,

New Sigma release r2025-07-08 is available for download. 🌟43 New Rules 🛡️34 Rule updates 🔬27 Rule Fixes Explore the full release -> github.com/SigmaHQ/sigma/… This release introduces a bunch of new rules including detections for - Katz Stealer - MeshAgent usage -