~/talk

Leveraging Suricata in the Enterprise: Shifting from Events to Insights

Talkat RSAC 2021 · 2021-05-17..05-20· [security, networking]
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slides:none on file

Shows a concrete workflow that turns Suricata’s raw output into actionable signals using SELKS, Scirius Community Edition, Kibana and VirusTotal. Claims 60k+ signatures and 2017 100 Gbps tests; demos include a TLS-old query returning ~160 hits, a “hidden executable” filter with ~20 hits, and file-extraction hunting that finds a VirusTotal-redlisted SMB executable. Introduces SELKS (Suricata+ELK+Scirius), advocates automated tagging and a target keyword adds alert.targets object so alerts map to assets, and shows filters that reduce millions of events to tens.

AI-written summary · about

  1. 0:00Start
  2. 1:31Suricata 101
  3. 7:07Suricata Context with Alerts - Application Layer
  4. 12:12Select Alerts by Filtering Use filtering methods to limit the number of alerts
  5. 25:52One Solution: Tagging for Priority Implementation possibilities: Run a set of queries of Elasticsearch to
  6. 33:07Challenges of relying on signature metadata alone
  7. 34:39Stamus Networks Open Source Contributions
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