GREYCORTEX Mendel is a commercial network detection and response solution by GREYCORTEX. Viettel VCS-NSM is a commercial network detection and response solution by Viettel Security. Features, integrations, deployment and the company behind each one, side by side.
Network detection and response platform for IT, IoT, and OT threat monitoring
Real-time network security monitoring for threat detection using DPI and sandbox
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Based on what each listing shows: deployment, company size, price and open source.
GREYCORTEX Mendel fits if you need both cloud and on-premises options.
Viettel VCS-NSM fits if you need to run it on your own servers.
Common questions when comparing GREYCORTEX Mendel vs Viettel VCS-NSM for network detection and response.
GREYCORTEX Mendel: Network detection and response platform for IT, IoT, and OT threat monitoring, built by GREYCORTEX.
Viettel VCS-NSM: Real-time network security monitoring for threat detection using DPI and sandbox, built by Viettel Security.
The table above shows where their features, integrations, deployment and company size fit differ.
GREYCORTEX Mendel is made by GREYCORTEX. Viettel VCS-NSM is made by Viettel Security. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. GREYCORTEX Mendel and Viettel VCS-NSM are both Network Detection and Response products, and both cover PCAP, Anomaly Detection, Network Monitoring. Use the table above to see where features, deployment and company size fit differ.
No Network Detection and Response shortlist yet. This is the closest one.
Updated 2026-11-01
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