Blackwall vs BunkerWeb Open Source WAF
Blackwall and BunkerWeb Open Source WAF take different approaches to web application security. Consider your team's expertise and infrastructure preferences when evaluating these options.
Blackwall and BunkerWeb Open Source WAF take fundamentally different approaches to web application security. Understanding your infrastructure and team capabilities will help determine which approach fits your needs.
Overview
Blackwall and BunkerWeb Open Source WAF are both popular web application firewall solutions. This comparison will help you understand the key differences and choose the right one for your needs.
Bot protection and WAF platform formerly known as BotGuard. Two products, BotGuard (website protection for SMBs) and GateKeeper (distributed reverse proxy with WAF for hosting providers). B2B2C model targeting hosting providers who bundle security for their customers. Free monitoring mode available. CloudFest Diamond sponsor.
Next-generation open source WAF built on NGINX with ModSecurity integration, offering comprehensive web security with an intuitive web UI and extensive plugin system.
Quick Comparison
| Feature | Blackwall | BunkerWeb Open Source WAF |
|---|---|---|
| Overall Rating | 3.4/5 | 4.0/5 |
| Free Tier | Yes | Yes |
| Pricing Model | Custom (contact sales) | Free (Open Source) / Pro Support |
| Ease of Use | 3.8/5 | 3.8/5 |
| Value for Money | 3.2/5 | 4.9/5 |
| Support | 3.5/5 | 3.2/5 |
| Open Source | No | Yes |
| Platforms | Any web server (Apache, Nginx, LiteSpeed) for BotGuard. Any hosting provider infrastructure for GateKeeper. Compatible with shared hosting, VPS, dedicated servers, and cloud environments. | Linux, Docker, Docker Swarm, Kubernetes, any NGINX-compatible environment |
| Compliance | GDPR compliant | N/A (self-hosted, compliance depends on implementation) |
Pricing Comparison
Blackwall
Model: Custom (contact sales)
Free Tier AvailableBotGuard (Free Monitoring)
Free
BotGuard (Active Protection)
Custom
GateKeeper (Hosting Providers)
Custom
BunkerWeb Open Source WAF
Model: Free (Open Source) / Pro Support
Free Tier AvailableCommunity Edition
Free
Pro Support
Contact for pricing
Features Comparison
Blackwall
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BotGuard Web Protection
Cloud-based bot detection and mitigation for individual websites. Integrates at the web server level without DNS redirect. Behavioral analysis distinguishes legitimate crawlers from malicious bots.
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GateKeeper Reverse Proxy
Distributed reverse proxy cluster for hosting providers. Sits in front of all hosted websites, providing transparent security without per-site configuration. Scales with hosting provider infrastructure.
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HTTP/3 QUIC Support
GateKeeper supports HTTP/3 with QUIC protocol, providing better performance on high-latency and lossy connections. Automatic protocol negotiation for browsers that support it.
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Automatic SSL Management
GateKeeper handles TLS 1.3 certificates automatically. SSL certificates are provisioned and renewed without manual intervention, reducing operational burden for hosting providers managing thousands of domains.
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WAF with OWASP Top 10
Rule-based WAF protecting against SQL injection, XSS, CSRF, and other OWASP Top 10 attack vectors. Rules updated by the Blackwall security team.
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Behavioral Bot Detection
Uses behavioral analysis to classify traffic as human, good bot (search engine crawlers), or malicious bot. Goes beyond simple user-agent checking to analyze request patterns and behavior.
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Rate Limiting
Configurable rate limiting to mitigate brute force attacks, credential stuffing, and application-level DDoS. Can be applied per IP, per endpoint, or globally.
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CDN Caching Layer
GateKeeper includes a caching layer that absorbs traffic spikes and reduces load on origin servers. Static content is served from the proxy layer, improving response times.
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Free Monitoring Mode
Observe bot traffic and threat patterns without blocking anything. Useful for evaluation and traffic profiling. Available for both BotGuard and GateKeeper deployments.
BunkerWeb Open Source WAF
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ModSecurity Integration
Built-in ModSecurity WAF with OWASP Core Rule Set for comprehensive protection against web application attacks.
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Bot Protection
Block malicious bots with challenge-based verification using cookies, JavaScript tests, captchas, or third-party services.
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Rate Limiting & DDoS Protection
Limit connections and requests from clients, automatically ban suspicious activities triggering abnormal HTTP status codes.
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IP Reputation
Block known bad IPs using external blacklists and DNSBL integration.
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Web UI Management
User-friendly graphical interface for configuration and monitoring without command-line expertise.
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Plugin System
Extend functionality with official and community plugins including ClamAV antivirus, Coraza WAF, and notification integrations.
Which One Is Right for You?
The best WAF depends on your specific requirements, infrastructure, and team expertise.
Blackwall
- You need: Web hosting providers wanting to bundle bot protection and WAF for their customers. Hosting companies managing large numbers of domains that need automated SSL and transparent security. SMBs wanting bot protection without DNS changes.
- You want to start with a free tier
- You're using: Any web server (Apache, Nginx, LiteSpeed) for BotGuard. Any hosting provider infrastructure for GateKeeper. Compatible with shared hosting, VPS, dedicated servers, and cloud environments.
BunkerWeb Open Source WAF
- You need: Security-conscious organizations wanting data control, DevOps teams comfortable with self-hosting, budget-constrained projects, privacy-focused deployments
- You want to start with a free tier
- You prefer open-source solutions
- You're using: Linux, Docker, Docker Swarm, Kubernetes, any NGINX-compatible environment
We recommend evaluating both options with a trial or free tier before committing. Consider your existing infrastructure, team expertise, compliance requirements, and budget.
Frequently Asked Questions
Which is better for startups: Blackwall or BunkerWeb Open Source WAF?
Both Blackwall and BunkerWeb Open Source WAF offer free tiers, making them accessible for startups. Consider your immediate security needs and growth plans when choosing.
Which has better support: Blackwall or BunkerWeb Open Source WAF?
Blackwall has a higher support rating (3.5/5) compared to BunkerWeb Open Source WAF (3.2/5). However, support quality can vary based on your plan tier - enterprise customers typically receive more responsive support from both providers. Consider evaluating support during a trial period.
Which is easier to implement: Blackwall or BunkerWeb Open Source WAF?
BunkerWeb Open Source WAF scores higher for ease of use (3.8/5) versus Blackwall (3.8/5). The actual implementation effort depends on your existing infrastructure and team expertise.
Which is more cost-effective: Blackwall or BunkerWeb Open Source WAF?
Both providers offer free tiers, making it easy to start without commitment. BunkerWeb Open Source WAF scores higher for value (4.9/5). Total cost depends on your traffic volume, required features, and support level needs.
What's the difference between BunkerWeb Open Source WAF (open source) and Blackwall (commercial)?
BunkerWeb Open Source WAF is open source, which means you can inspect the code, customize it, and self-host without licensing fees. Blackwall is a commercial solution with managed support and regular updates. Open source is ideal if you have in-house expertise and want full control. Commercial solutions are better if you prefer managed security with vendor support.