securityonion

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# Security Onion

Security Onion is a free and open Linux distribution for threat hunting, enterprise security monitoring, and log management. It includes a comprehensive suite of tools designed to work together to provide visibility into your network and host activity.

## ✨ Features

Security Onion includes everything you need to monitor your network and host systems:

*   **Security Onion Console (SOC)**: A unified web interface for analyzing security events and managing your grid.
*   **Elastic Stack**: Powerful search backed by Elasticsearch.
*   **Intrusion Detection**: Network-based IDS with Suricata and host-based monitoring with Elastic Fleet.
*   **Network Metadata**: Detailed network metadata generated by Zeek or Suricata.
*   **Full Packet Capture**: Retain and analyze raw network traffic with Suricata PCAP.

## ⭐ Security Onion Pro

For organizations and enterprises requiring advanced capabilities, **Security Onion Pro** offers additional features designed for scale and efficiency:

*   **Onion AI**: Leverage powerful AI-driven insights to accelerate your analysis and investigations.
*   **Enterprise Features**: Enhanced tools and integrations tailored for enterprise-grade security operations.

For more information, visit the [Security Onion Pro](https://securityonionsolutions.com/pro) page.

## ☁️ Cloud Deployment

Security Onion is available and ready to deploy in the **AWS**, **Azure**, and **Google Cloud (GCP)** marketplaces.

## 🚀 Getting Started

| Goal | Resource |
| :--- | :--- |
| **Download** | [Security Onion ISO](https://securityonion.net/docs/download) |
| **Requirements** | [Hardware Guide](https://securityonion.net/docs/hardware) |
| **Install** | [Installation Instructions](https://securityonion.net/docs/installation) |
| **What's New** | [Release Notes](https://securityonion.net/docs/release-notes) |

## 📖 Documentation & Support

For more detailed information, please visit our [Documentation](https://docs.securityonion.net).

*   **FAQ**: [Frequently Asked Questions](https://securityonion.net/docs/faq)
*   **Community**: [Discussions & Support](https://securityonion.net/docs/community-support)
*   **Training**: [Official Training](https://securityonion.net/training)

## 🤝 Contributing

We welcome contributions! Please see our [CONTRIBUTING.md](CONTRIBUTING.md) for guidelines on how to get involved.

## 🛡️ License

Security Onion is licensed under the terms of the license found in the [LICENSE](LICENSE) file.

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*Built with 🧅 by Security Onion Solutions.*