Snort

Snort is the foremost Open Source Intrusion Prevention System (IPS) in the world.

Free software · by Sourcefire, Cisco · snort.org

Open Snort in AirStack

What Snort’s own pages say

What it says it doesSnort is the foremost Open Source Intrusion Prevention System (IPS) in the world. snort.org
Deploymentinline snort.org
PlansCommunity Ruleset, Snort Subscriber Ruleset snort.org
Open sourceYes snort.org
Customers (their claim)With over 5 million downloads and over 600,000 registered users, snort.org

Each value is a quote AirStack found on the product’s own pages, read 2026-11-04. A missing field means AirStack has not found it on its pages.