Best Intrusion Detection and Prevention Software in 2026
Updated
38ranked
0free plans on this page
$0.01/molowest paid tier
12 Oct 2026last checked
0 of 4 with known pricing have a free tier;0 apps show full bars: free, open, on most devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 26 | WatchGuard FireboxWeb | No signal | 1 of 6 | 5.1 | |||
| 27 | AhnLab V3 Internet SecurityWindows | One bar | 1 of 6 | 5.0 | |||
| 28 | Azure Firewall PremiumWeb · API | One bar | 1 of 6 | 5.0 | |||
| 29 | Clear NDR - EnterpriseWeb · Linux · Self-hosted · API | One bar | 2 of 6 | 5.0 | |||
| 30 | Oracle Cloud Infrastructure DNSWeb · Linux · API | One bar | No | 2 of 6 | 5.0 | ||
| 31 | Palo Alto Networks PanoramaWeb · Self-hosted · API | One bar | 1 of 6 | 5.0 | |||
| 32 | Radware AlteonWeb · Linux · Self-hosted · API | One bar | 2 of 6 | 5.0 | |||
| 33 | AWS Network FirewallWeb · API | One bar | No | 1 of 6 | $0.07/mo | 4.9 | |
| 34 | FortiGateSelf-hosted | One bar | 0 of 6 | 4.9 | |||
| 35 | Juniper Security DirectorWeb · Self-hosted | One bar | 1 of 6 | 4.9 | |||
| 36 | RdpGuardWindows | One bar | No | 1 of 6 | $4.16/mo | 4.9 | |
| 37 | Sophos Central Firewall ManagementWeb · Self-hosted · API | One bar | 1 of 6 | 4.9 | |||
| 38 | Palo Alto Networks Advanced Threat Prevention | One bar | No | $0.01/mo | 4.8 |
Compare all 13 in a table
| # | App | Score | Free plan | Paid from | Deployment model | Network scope |
|---|---|---|---|---|---|---|
| 26 | WatchGuard Firebox | 5.1 | hybrid | |||
| 27 | AhnLab V3 Internet Security | 5.0 | appliance | network | ||
| 28 | Azure Firewall Premium | 5.0 | No | cloud | ||
| 29 | Clear NDR - Enterprise | 5.0 | No | hybrid | network | |
| 30 | Oracle Cloud Infrastructure DNS | 5.0 | No | |||
| 31 | Palo Alto Networks Panorama | 5.0 | No | hybrid | multi-scope | |
| 32 | Radware Alteon | 5.0 | hybrid | |||
| 33 | AWS Network Firewall | 4.9 | No | cloud | ||
| 34 | FortiGate | 4.9 | No | hybrid | ||
| 35 | Juniper Security Director | 4.9 | hybrid | |||
| 36 | RdpGuard | 4.9 | No | software | host | |
| 37 | Sophos Central Firewall Management | 4.9 | No | cloud | ||
| 38 | Palo Alto Networks Advanced Threat Prevention | 4.8 | No | hybrid | multi-scope |
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