Kismet is a free intrusion detection and prevention systems solution. Trellix Intrusion Prevention System is a commercial intrusion detection and prevention systems solution by Trellix. Features, integrations, deployment and the company behind each one, side by side.
A wireless network detector, sniffer, and intrusion detection system
Next-gen IPS detecting & blocking network threats via signatures & behavior
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Based on what each listing shows: deployment, company size, price and open source.
Kismet fits if you need to run it on your own servers, you are a startup, you need a free product and you want an open-source product.
Trellix Intrusion Prevention System fits if you need both cloud and on-premises options.
Common questions when comparing Kismet vs Trellix Intrusion Prevention System for intrusion detection and prevention systems.
Kismet: A wireless network detector, sniffer, and intrusion detection system.
Trellix Intrusion Prevention System: Next-gen IPS detecting & blocking network threats via signatures & behavior, built by Trellix.
The table above shows where their features, integrations, deployment and company size fit differ.
Kismet is open-source with 2,072 GitHub stars. Trellix Intrusion Prevention System is made by Trellix. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Kismet and Trellix Intrusion Prevention System are both Intrusion Detection and Prevention Systems products. Key differences: Kismet is Free while Trellix Intrusion Prevention System is Commercial, Kismet is open-source. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-01
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