graylog2-server
by Graylog2
Graylog2-server is an open-source log management platform that enables centralized collection, analysis, and visualization of machine data for enhanced security operations.
Free and open log management
Primary Use Case
Graylog2-server is primarily used by security analysts and IT operations teams to aggregate and analyze logs from various sources in real time, helping detect security incidents and operational issues. It serves as a scalable SIEM tool that facilitates log correlation, alerting, and dashboarding to improve incident response and compliance monitoring.
- Centralized log collection and storage
- Real-time log analysis and search
- Customizable dashboards and alerts
- Support for multiple input sources and formats
- Scalable architecture for large data volumes
- Integration capabilities with security automation tools
- Role-based access control and audit logging
Installation
- Download the latest Graylog2-server release from the official website or GitHub releases.
- Install Java 8 or higher as a prerequisite.
- Install and configure MongoDB for metadata storage.
- Install and configure Elasticsearch for log data indexing.
- Extract the Graylog2-server package to the desired directory.
- Edit the graylog.conf configuration file to set up server parameters and connections.
- Start the Elasticsearch and MongoDB services.
- Launch Graylog2-server using the provided startup script.
- Access the Graylog web interface via the configured port in a browser.
- Configure inputs to start ingesting logs from various sources.
Usage
>_ graylogctl startStarts the Graylog server service.
>_ graylogctl stopStops the Graylog server service.
>_ graylogctl statusDisplays the current status of the Graylog server.
>_ graylogctl restartRestarts the Graylog server service.
>_ curl -XPOST 'http://localhost:9000/api/system/inputs' -H 'Content-Type: application/json' -d '{"title":"Syslog UDP","type":"org.graylog2.inputs.syslog.udp.SyslogUDPInput","configuration":{"port":514}}'Creates a new Syslog UDP input to start receiving syslog messages on port 514.
- Integrate Graylog with SOAR platforms to automate alert triage and incident response workflows.
- Use Graylog dashboards to correlate threat intelligence feeds with internal logs for proactive detection.
- Leverage Graylog’s scalable architecture to monitor cloud-native and containerized environments effectively.
- Customize alerting rules to detect anomalous user behavior and potential insider threats.
- Incorporate Graylog in purple team exercises to validate detection capabilities and improve SOC analyst skills.
Docs Take 2 Hours. AI Takes 10 Seconds.
Ask anything about graylog2-server. Installation? Config? Troubleshooting? Get answers trained on real docs and GitHub issues—not generic ChatGPT fluff.
3 free chats per tool • Instant responses • No credit card
Related Tools

grafana
grafana/grafana
The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.

PowerShell
PowerShell/PowerShell
PowerShell for every system!
wazuh
wazuh/wazuh
Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.

awx
ansible/awx
AWX provides a web-based user interface, REST API, and task engine built on top of Ansible. It is one of the upstream projects for Red Hat Ansible Automation Platform.
awesome-security
sbilly/awesome-security
A collection of awesome software, libraries, documents, books, resources and cools stuffs about security.
crowdsec
crowdsecurity/crowdsec
CrowdSec - the open-source and participative security solution offering crowdsourced protection against malicious IPs and access to the most advanced real-world CTI.
