NAN SIEM Services vs StreamAlert: side-by-side comparison (2026)

NAN SIEM Services: Managed SIEM with 24x7 SOC, MDR, and security automation services. Built by NAN.

StreamAlert: Serverless, real-time data analysis framework for incident detection and response.

The table above shows where their features, integrations, deployment and company size fit differ.

NAN SIEM Services is made by NAN. StreamAlert is open-source with 2,886 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. NAN SIEM Services and StreamAlert are both Security Information and Event Management products, and both cover Log Management. Key differences: NAN SIEM Services is Commercial while StreamAlert is Free, StreamAlert is open-source. Use the table above to see where features, deployment and company size fit differ.