Suricata – IDS/IPS Engine

Suricata is a high-performance Network IDS, IPS, and Network Security Monitoring engine. It inspects network...

Security Tools Linux Open Source

Suricata is a high-performance Network IDS, IPS, and Network Security Monitoring engine. It inspects network traffic using signatures and anomaly detection to identify threats.

Key Features

Multi-Threaded: High-performance processing
Protocol Detection: Automatic identification
File Extraction: Capture files from streams
Lua Scripting: Custom detection logic
Snort Compatible: Uses Snort rules

Installation

Install Suricata on Ubuntu:

sudo add-apt-repository ppa:oisf/suricata-stable
sudo apt update
sudo apt install suricata

Usage Examples

Suricata operations:

# Run in IDS mode
sudo suricata -c /etc/suricata/suricata.yaml -i eth0

# Update rules
sudo suricata-update

# Test configuration
sudo suricata -T -c /etc/suricata/suricata.yaml

# Check logs
tail -f /var/log/suricata/fast.log

# View alerts
cat /var/log/suricata/eve.json | jq

Benefits

Suricata provides network security monitoring at scale. Its multi-threaded architecture handles high-bandwidth environments while comprehensive logging enables forensic analysis.