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Head-to-head · Intrusion Detection and Prevention Software

Suricata vs AhnLab AIPS

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Suricata #1 in Intrusion Detection and Prevention Software 9.3/10 Free plan Free plan✓ 3 of 4 features Visit Suricata
AhnLab AIPS #5 in Intrusion Detection and Prevention Software 8.6/10 Pricing on request ✓ 3 of 4 features Visit AhnLab

Suricata leads on 0 checks, AhnLab AIPS on 0, and 5 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSuricata · 9.3/10
  • Free planonly Suricata

Suricata scores higher on our rubric for intrusion detection and prevention software: 9.3 against 8.6 out of 10; our editors rank them #1 and #5.

On deployment model, Suricata gives you Software where AhnLab AIPS offers Appliance.

Suricata is the better fit for free open-source network IDS and IPS. AhnLab AIPS is the better fit for network appliances with detailed IPS controls.

  • Suricata fits best

    Free open-source network IDS and IPS

  • AhnLab AIPS fits best

    Network appliances with detailed IPS controls

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Suricata 9.3/10 Visit ↗ AhnLab AIPS 8.6/10 Visit ↗
At a glance
Editor score 9.3 8.6
Ranking #1 in Intrusion Detection and Prevention Software #5 in Intrusion Detection and Prevention Software
Best for Free open-source network IDS and IPS Network appliances with detailed IPS controls
Pricing model Free Paid
Starting price Free plan Pricing on request
Free plan ✓ (best) Not checked yet
Free trial — —
Deployment Self-hosted Cloud
Platforms Windows, macOS, Linux Web
Integrations 7 integrations 1 integrations
Built for Solo, Small business, Mid-market, Enterprise Mid-market, Enterprise
Features Suricata 3/4 · AhnLab AIPS 3/4
Inline blocking ✓ ✓
Encrypted traffic inspection ✓ ✓
Cloud workload support Not checked yet —
Threat intelligence ✓ ✓
Specs
Deployment model Software Appliance
Network scope Network Network
Supported platforms Network Network
Our review
Pros
  • Combines signature and anomaly detection with inline prevention
  • Supports protocol logging, PCAP analysis, Lua, and Eve JSON output
  • Integrates with SIEM, Elastic, Splunk, Logstash, Redis, and Netfilter
  • Combines signature and behavior-based network attack detection
  • Inspects SSL traffic and supports inline, SPAN, and TAP modes
  • Controls applications, zones, URLs, and policies centrally via AhnLab TMS
Cons
  • Requires self-hosted network deployment and operational management
  • Does not decrypt encrypted traffic for TLS inspection
  • Custom detection and rule management may require specialist expertise
  • Designed for network appliances rather than cloud workloads
  • Purchasing requires a contact-sales process
  • Centralized management is provided through the AhnLab TMS integration
Our verdict

Suricata is a free, open-source network threat detection engine for home users, corporate organizations, government users, researchers, and developers. It covers network intrusion detection, inline network intrusion prevention, network…

Read the review →

AhnLab AIPS is a network intrusion prevention system for organizations and data-center environments. It detects and blocks network attacks, malware, vulnerability exploitation, malicious behavior, and command-and-control connections…

Read the review →
  1. SuricataIntrusion Detection and Prevention Software 9.3Free plan
  2. AhnLab AIPSIntrusion Detection and Prevention Software 8.6Pricing on request

Strengths and trade-offs

  • Suricata — where it wins

    • Combines signature and anomaly detection with inline prevention
    • Supports protocol logging, PCAP analysis, Lua, and Eve JSON output
    • Integrates with SIEM, Elastic, Splunk, Logstash, Redis, and Netfilter

    Where it doesn't

    • Requires self-hosted network deployment and operational management
    • Does not decrypt encrypted traffic for TLS inspection
    • Custom detection and rule management may require specialist expertise
  • AhnLab AIPS — where it wins

    • Combines signature and behavior-based network attack detection
    • Inspects SSL traffic and supports inline, SPAN, and TAP modes
    • Controls applications, zones, URLs, and policies centrally via AhnLab TMS

    Where it doesn't

    • Designed for network appliances rather than cloud workloads
    • Purchasing requires a contact-sales process
    • Centralized management is provided through the AhnLab TMS integration
  • Suricata9.3/10 · Free plan

    A capable free network IDS and IPS for teams prepared to manage self-hosted deployment.

    Visit SuricataFull verdict →
  • AhnLab AIPS8.6/10 · Pricing on request

    A focused network IPS for appliance-based deployments and granular policy control.

    Visit AhnLabFull verdict →

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update