# Kismet vs Trellix Intrusion Prevention System: side-by-side comparison (2026) [Kismet](https://cybersectools.com/tools/kismet) is a free [intrusion detection and prevention systems](https://cybersectools.com/categories/idps) solution. [Trellix Intrusion Prevention System](https://cybersectools.com/tools/trellix-intrusion-prevention-system) is a commercial [intrusion detection and prevention systems](https://cybersectools.com/categories/idps) solution by [Trellix](https://cybersectools.com/companies/trellix). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | Kismet | Trellix Intrusion Prevention System | |---|---|---| | Pricing model | Free | Commercial | | Category | Intrusion Detection and Prevention Systems | Intrusion Detection and Prevention Systems | | Verified | No | No | | Deployment type | On-Premises | Hybrid | | Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | GitHub stars | 2,072 | – | | Last commit | Mar 2026 | – | | Company | – | Trellix | | Headquarters | – | – | ### Use cases and capabilities | | Kismet | Trellix Intrusion Prevention System | |---|---|---| | Packet Capture | Yes | – | | NDR | – | Yes | | SSL | – | Yes | | Signature Based Detection | – | Yes | ### Core features **Kismet** No features listed. **Trellix Intrusion Prevention System** 10 features listed. Sign in on the page to see them. ### Integrations **Kismet** No integrations listed. **Trellix Intrusion Prevention System** 3 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Kismet](https://cybersectools.com/tools/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](https://cybersectools.com/tools/trellix-intrusion-prevention-system) fits if you need both cloud and on-premises options. ## Kismet vs Trellix Intrusion Prevention System FAQ Common questions when comparing Kismet vs Trellix Intrusion Prevention System for intrusion detection and prevention systems. ### What is the difference between Kismet and Trellix Intrusion Prevention System? **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. ### Who makes Kismet and Trellix Intrusion Prevention System? **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. ### Is Kismet a good alternative to Trellix Intrusion Prevention System? 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. ## Related comparisons - [Kismet vs DYNANIC](https://cybersectools.com/compare/dynanic-vs-kismet) - [Kismet vs Snort Open Source](https://cybersectools.com/compare/kismet-vs-snort-open-source) - [Kismet vs Trend Micro TippingPoint Threat Protection System](https://cybersectools.com/compare/kismet-vs-trend-micro-tippingpoint-threat-protection-system) - [Trellix Intrusion Prevention System vs DYNANIC](https://cybersectools.com/compare/dynanic-vs-trellix-intrusion-prevention-system) - [Trellix Intrusion Prevention System vs Snort Open Source](https://cybersectools.com/compare/snort-open-source-vs-trellix-intrusion-prevention-system) - [Trellix Intrusion Prevention System vs Trend Micro TippingPoint Threat Protection System](https://cybersectools.com/compare/trellix-intrusion-prevention-system-vs-trend-micro-tippingpoint-threat-protection-system) ## Alternatives to each - [See all Kismet alternatives](https://cybersectools.com/alternatives/kismet) - [See all Trellix Intrusion Prevention System alternatives](https://cybersectools.com/alternatives/trellix-intrusion-prevention-system) --- Source: https://cybersectools.com/compare/kismet-vs-trellix-intrusion-prevention-system For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/kismet.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Kismet and Trellix Intrusion Prevention System: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md