Snort3 vs Suricata
GitHub Stats
About Snort3
Snort 3 is the next-generation open-source network intrusion detection and prevention system (IDS/IPS) developed by Cisco, representing a complete architectural rewrite of the original Snort engine. It features multi-threaded packet processing, a shared object rule system, improved protocol normalization, and a Lua-based configuration and plugin framework that provides significantly better performance and extensibility than its predecessor. Network security engineers, SOC analysts, and managed security providers deploy Snort 3 to monitor network traffic in real time, detecting and blocking threats including exploit attempts, malware command-and-control traffic, policy violations, and protocol anomalies. With its massive community-maintained ruleset and deep packet inspection capabilities, Snort 3 remains one of the most widely deployed network security monitoring solutions in both enterprise and government environments.
About Suricata
Suricata is a high-performance Network IDS, IPS, and Network Security Monitoring engine developed by the Open Information Security Foundation (OISF). It inspects network traffic using rules (compatible with Snort rules) and protocol analysis to detect threats including intrusion attempts, malware communication, policy violations, and data exfiltration. Suricata's multi-threaded architecture takes full advantage of modern multi-core hardware, achieving inspection speeds that single-threaded alternatives cannot match. Beyond IDS/IPS alerting, Suricata provides comprehensive protocol logging (HTTP, DNS, TLS, SMB, and more), file extraction from network traffic, and Lua scripting for custom detection logic. It supports AF_PACKET, PF_RING, and DPDK for high-speed packet acquisition, and outputs structured JSON logs (EVE format) that integrate cleanly with Elasticsearch, Splunk, and other SIEM platforms.
Platform Support
Tags
Shared
Snort3 only
Suricata only