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Best Zyxel Intrusion Prevention System Alternatives in 2026

Updated

20 platforms from intrusion detection and prevention software ranked against Zyxel Intrusion Prevention System on the same published basis.

  1. 1
    CrowdSec Free plan apiextensionLinuxMacself-hosted 7.4
    Zyxel Intrusion Prevention System vs CrowdSec
  2. 2
    OPNsense Free plan apiself-hostedWeb 7.3
    Zyxel Intrusion Prevention System vs OPNsense
  3. 3
    Wazuh Free plan apiLinuxMacself-hostedWeb $571/mo7.2
    Zyxel Intrusion Prevention System vs Wazuh
  4. 4
    Trellix Data Loss Prevention apiMacself-hostedWebWin 7.0
    Zyxel Intrusion Prevention System vs Trellix Data Loss Prevention
  5. 5
    Hillstone Security Management apiself-hosted 6.9
    Zyxel Intrusion Prevention System vs Hillstone Security Management
  6. 6
    Palo Alto Networks Panorama apiself-hostedWeb 6.7
    Zyxel Intrusion Prevention System vs Palo Alto Networks Panorama
  7. 7
    Radware Alteon apiLinuxself-hostedWeb 6.7
    Zyxel Intrusion Prevention System vs Radware Alteon
  8. 8
    Stormshield Management Center Free trial apiLinuxself-hostedWeb 6.7
    Zyxel Intrusion Prevention System vs Stormshield Management Center
  9. 9
    WatchGuard FireCloud Free trial AndroidapiiOSMacself-hosted $8.15/mo6.7
    Zyxel Intrusion Prevention System vs WatchGuard FireCloud
  10. 10
    AWS Network Firewall apiWeb $0.07/mo6.6
    Zyxel Intrusion Prevention System vs AWS Network Firewall
  11. 11
    Clear NDR - Enterprise apiLinuxself-hostedWeb 6.6
    Zyxel Intrusion Prevention System vs Clear NDR - Enterprise
  12. 12
    Arista NG Firewall Free plan Web $22.50/mo5.9
    Zyxel Intrusion Prevention System vs Arista NG Firewall
  13. 13
    pfSense Free plan Linuxself-hostedWeb 5.9
    Zyxel Intrusion Prevention System vs pfSense
  14. 14
    IPFire Free plan Linuxself-hostedWeb Free5.8
    Zyxel Intrusion Prevention System vs IPFire
  15. 15
    OSSEC Free plan LinuxMacself-hostedWin $5/mo5.8
    Zyxel Intrusion Prevention System vs OSSEC
  16. 16
    scanlogd Free plan Linuxself-hosted Free5.8
    Zyxel Intrusion Prevention System vs scanlogd
  17. 17
    SELKS Free plan Linuxself-hostedWebWin Free5.8
    Zyxel Intrusion Prevention System vs SELKS
  18. 18
    Snort Free plan Linuxself-hosted $2.50/mo5.8
    Zyxel Intrusion Prevention System vs Snort
  19. 19
    Suricata Free plan LinuxMacWin Free5.8
    Zyxel Intrusion Prevention System vs Suricata
  20. 20
    Check Point DDoS Protector Linuxself-hostedWeb 5.5
    Zyxel Intrusion Prevention System vs Check Point DDoS Protector

Zyxel Intrusion Prevention System alternatives compared

#PlatformScoreFree planFromRuns on
1CrowdSec7.4Free planAPI, Browser, Linux, Mac, self-hosted, Web, Windows
2OPNsense7.3Free planAPI, self-hosted, Web
3Wazuh7.2Free plan$571/moAPI, Linux, Mac, self-hosted, Web, Windows
4Trellix Data Loss Prevention7.0API, Mac, self-hosted, Web, Windows
5Hillstone Security Management6.9API, self-hosted
6Palo Alto Networks Panorama6.7API, self-hosted, Web
7Radware Alteon6.7API, Linux, self-hosted, Web
8Stormshield Management Center6.7API, Linux, self-hosted, Web
9WatchGuard FireCloud6.7No$8.15/moAndroid, API, iOS, Mac, self-hosted, Web, Windows
10AWS Network Firewall6.6No$0.07/moAPI, Web
11Clear NDR - Enterprise6.6API, Linux, self-hosted, Web
12Arista NG Firewall5.9Free plan$22.50/moWeb
13pfSense5.9Free planLinux, self-hosted, Web
14IPFire5.8Free planFreeLinux, self-hosted, Web
15OSSEC5.8Free plan$5/moLinux, Mac, self-hosted, Windows
16scanlogd5.8Free planFreeLinux, self-hosted
17SELKS5.8Free planFreeLinux, self-hosted, Web, Windows
18Snort5.8Free plan$2.50/moLinux, self-hosted
19Suricata5.8Free planFreeLinux, Mac, Windows
20Check Point DDoS Protector5.5Linux, self-hosted, Web
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Questions about Zyxel Intrusion Prevention System alternatives

What is the best alternative to Zyxel Intrusion Prevention System?

CrowdSec, number 1 in intrusion detection and prevention software with a score of 7.4 out of 10. The others here: OPNsense, Wazuh, Trellix Data Loss Prevention and 16 more.

What is the best free alternative to Zyxel Intrusion Prevention System?

CrowdSec is the best-ranked alternative with a free plan. 11 of the 20 alternatives here publish a free plan on their own pricing pages.

How are these alternatives ranked?

Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.