Generates detailed logs for protocols (HTTP, DNS, TLS), flow data, and file extractions, making it a powerful tool for post-incident forensics. Key Features
Passive monitoring that alerts you to suspicious activity based on a standard signature language without interrupting traffic flow. SirCat's Tools
It can automatically identify protocols like HTTP or FTP on any port, ensuring proper logging and detection logic is always applied. Generates detailed logs for protocols (HTTP, DNS, TLS),
Active defense where the tool is placed "inline" to block malicious traffic automatically, dropping packets or resetting suspicious connections. Active defense where the tool is placed "inline"
Suricata outputs data in industry-standard JSON formats (the "Eve" log), which allows for easy integration with SIEM platforms like Logstash , Splunk, and Elasticsearch. Implementation Best Practices
Unlike many competitors (such as Snort), Suricata natively uses multiple CPU cores simultaneously. This allows it to process high volumes of multi-gigabit traffic without sacrificing performance.
Threats evolve daily; using resources like the Emerging Threats Suricata ruleset ensures the engine can recognize the latest malicious signatures.