Blackwall GateKeeper vs Fastly Content Delivery Network: Side-by-Side Comparison (2026)

Blackwall GateKeeper: Web security & traffic filtering platform for hosting providers. built by Blackwall. Core capabilities include L7 DDoS mitigation with behavioral analysis and signature-based detection, Web Application Firewall with protection against SQLi, XSS, RCE attacks, Bot detection and mitigation for credential stuffing, scraping, and spam..

Fastly Content Delivery Network: CDN service for content delivery with built-in DDoS protection and WAF. built by Fastly. Core capabilities include Content caching at edge servers with Instant Purge, Built-in DDoS protection, Next-generation web application firewall..

Both serve the Distributed Denial of Service Mitigation market but differ in approach, feature depth, and target audience.

Blackwall GateKeeper differentiates with L7 DDoS mitigation with behavioral analysis and signature-based detection, Web Application Firewall with protection against SQLi, XSS, RCE attacks, Bot detection and mitigation for credential stuffing, scraping, and spam. Fastly Content Delivery Network differentiates with Content caching at edge servers with Instant Purge, Built-in DDoS protection, Next-generation web application firewall.

Blackwall GateKeeper is developed by Blackwall. Fastly Content Delivery Network is developed by Fastly. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Blackwall GateKeeper integrates with cPanel, WHMCS, DirectAdmin, ISPmanager, AWS and 4 more. Fastly Content Delivery Network integrates with Terraform, CI/CD tools, DevOps tools. Check integration compatibility with your existing security stack before deciding.

Blackwall GateKeeper and Fastly Content Delivery Network serve similar Distributed Denial of Service Mitigation use cases: both are Distributed Denial of Service Mitigation tools, both cover TLS, WAF. Review the feature comparison above to determine which fits your requirements.