In an era of increasing cyber threats, robust security measures are essential for protecting web applications. BunkerWeb, an open-source Web Application Firewall (WAF), provides a powerful solution designed to secure web services by default. Built on NGINX, it integrates seamlessly into modern infrastructures such as Docker, Kubernetes, Swarm, and Linux, making cybersecurity more accessible and efficient.
A Web Application Firewall Designed for Default Protection
BunkerWeb stands out for its automated security features and easy integration, enabling developers and system administrators to implement strong protection without complex configurations.
Key features include:
- Seamless integration with Docker, Kubernetes, Swarm, and Linux environments
- Advanced web-based UI, eliminating the need for command-line management
- Default security settings to protect against brute-force attacks, SQL injection, and cross-site scripting (XSS)
- Modular plugin system to extend functionality based on specific security requirements
- Open-source licensing (AGPLv3) with a PRO version available for enterprise users
Core Security Features
BunkerWeb incorporates multiple layers of protection to safeguard web applications against a wide range of attacks.
- Automated HTTPS encryption with Let’s Encrypt integration
- Built-in ModSecurity WAF with OWASP Core Rule Set
- Connection and request rate limiting to prevent DDoS attacks
- Automatic IP blocking using external blacklists and DNSBL
- Bot protection through CAPTCHA, JavaScript validation, and other mechanisms
For users requiring advanced security, BunkerWeb allows custom configurations using NGINX and ModSecurity, providing greater flexibility and control over web traffic protection.
Web-Based UI for Simplified Management
A major advantage of BunkerWeb is its intuitive web interface, which streamlines security management for administrators of all experience levels.
The BunkerWeb UI enables users to:
- Monitor and configure security settings in real-time
- Manage access rules, IP blacklists, and security policies
- Oversee SSL certificates and firewall settings from a centralized dashboard
- Analyze blocked attack attempts for improved auditing and security assessment
This graphical interface ensures that strong security measures can be implemented without requiring deep expertise in cybersecurity or server administration.
Flexible Deployment Across Various Environments
BunkerWeb is highly adaptable and supports deployment in multiple infrastructures:
- Docker: Prebuilt images available for x86, ARM, and other architectures
- Kubernetes: Functions as an Ingress Controller with built-in traffic security rules
- Linux: Compatible with Debian, Ubuntu, Fedora, and RHEL distributions
- Swarm and Azure: Fully optimized for enterprise cloud and hybrid deployments
To simplify installation, BunkerWeb provides automated setup scripts, reducing deployment time and streamlining integration with existing infrastructure tools.
BunkerWeb Cloud: Managed Security Without the Hassle
For organizations seeking a fully managed security solution, BunkerWeb Cloud offers a SaaS-based alternative with automated security management.
Key benefits of BunkerWeb Cloud:
- Fully managed cloud infrastructure with automated updates
- Access to all premium security features
- 24/7 monitoring with real-time security alerts
- Expert support for configuration and security optimization
BunkerWeb also provides a PRO version, available for both self-hosted and cloud-based deployments, featuring advanced monitoring, enhanced security controls, and enterprise-grade support.
Extensibility Through Plugins and Add-Ons
BunkerWeb supports an extensive plugin system, allowing users to enhance its capabilities with additional security features.
Some of the most widely used plugins include:
- ClamAV: Scans uploaded files for malware detection
- Coraza WAF: A lightweight alternative to ModSecurity for traffic inspection
- CrowdSec: Community-based attack prevention integration
- Slack and Discord Webhooks: Real-time attack notifications
- VirusTotal API: Scans files against a global threat database
This modular architecture ensures that BunkerWeb can adapt to diverse security needs, offering a highly customizable approach to web application protection.
Conclusion: A Robust and Versatile Web Application Firewall
BunkerWeb has established itself as one of the most comprehensive open-source Web Application Firewalls (WAFs) available today. With its powerful security features, seamless integration, and user-friendly interface, it is an ideal choice for organizations and developers looking to secure their web applications with minimal complexity.
By offering both self-hosted and managed cloud solutions, BunkerWeb provides scalability and flexibility to meet the needs of businesses of all sizes, ensuring strong web security in any infrastructure.
