By Blackwall · GateKeeper · WAF

Designed for Service & Hosting Providers,
Engineered for Engineers.

Security & Traffic Management for On-Prem & Cloud Hosting Ecosystems by Blackwall.

Learn About GateKeeper Schedule Meeting →
Trusted by
AWS cPanel Deloitte DigitalOcean Plesk Vultr Webdock
global footprint

Sitting in front of millions of websites.

2.3M+
Websites Protected
36%
Malicious Traffic Filtered
30+
Countries Worldwide
GateKeeper

Gold standard performance.
Expansive protection.

GateKeeper filters, analyzes, and mitigates threats in real-time, ensuring web traffic is sanitized before reaching application backends.

⌬

Adaptive mitigation, in real-time.

GateKeeper neutralizes L7 DDoS, brute-force attacks, and bot-driven threats while preserving legitimate user traffic, through a combination of advanced behavioral analysis, signature-based detection, and anomaly-driven heuristics.

14:02:08 185.220.101.45 — L7 DDoS signature matched Blocked
14:02:11 103.74.19.222 — scraper · UA mismatch Blocked
14:02:13 52.94.236.18 — verified bot · whitelisted Allowed
◈

Gold standard performance

Self-hosted, scales effortlessly with your hosting environment — built for engineers operating at scale.

⟨/⟩

REST API

Comprehensive REST API for automation and monitoring.

⇌

Native Plugins

cPanel, WHMCS, DirectAdmin, ISPmanager, and more.

◐

DNS-only deployment

No changes to site code are required — a simple DNS record update is all that's needed.

Two audiences, one platform

Built for the people running infrastructure
and the people running the business.

For Engineers

Blackwall for Engineers: High-Performance Web Security & Traffic Filtering for Hosting Providers.

GateKeeper is designed for direct deployment within your infrastructure, offering a high-performance, self-hosted security solution that scales effortlessly with your hosting environment.

  • L7 DDoS & brute-force attack mitigation
  • Bot-driven threat neutralization
  • Behavioral analysis + signature-based detection
  • REST API · cPanel · WHMCS · DirectAdmin · ISPmanager
  • Simple DNS record update — no code changes required
Learn About GateKeeper
For OpEx Owners

Blackwall For OpEx Owners: Reduce Costs, Diversify Revenue Streams & Enhance Customer Retention.

Engineered by-engineers-for-engineers — delivering solutions that strengthen the security, resilience, and efficiency of hosting providers, cloud platforms, and enterprise networks.

  • 10–25% operational cost reduction
  • 30–40% revenue increase per customer adopting Blackwall
  • Stronger retention from baked-in security
Schedule Meeting
I strongly recommend Blackwall to all my customers — except my competitors.
As soon as we introduced Blackwall to our customers, a significant percentage adopted it immediately.
Every customer that adds Blackwall to their stack directly increases our revenue by 30-40%.
With Blackwall on-prem deployment, we're not just stopping bots — we're optimizing our entire traffic management.
Global footprint

30+ countries.
Real-time, everywhere.

2.3M+
Websites Protected
36%
Malicious Filtered
30+
Countries
Get started

Security & Traffic Management for
On-Prem & Cloud Hosting Ecosystems.

By Blackwall. Engineered by-engineers-for-engineers — for hosting providers, cloud platforms, and enterprise networks.

Explore GateKeeper Schedule Meeting Contact Sales