Corelight Zeek vs Nubeva SKI: side-by-side comparison (2026)

Corelight Zeek: Open source network security monitoring tool for traffic analysis. Built by Corelight.

Nubeva SKI: TLS decryption solution that extracts session keys from memory for traffic inspection. Built by Nubeva Technologies.

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

Corelight Zeek is made by Corelight. Nubeva SKI is made by Nubeva Technologies. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Corelight Zeek and Nubeva SKI are both Network Detection and Response products, and both cover Network Monitoring. Key differences: Corelight Zeek is Free while Nubeva SKI is Commercial. Use the table above to see where features, deployment and company size fit differ.