# Blackwall GateKeeper vs Instart Web Performance (Legacy): side-by-side comparison (2026) [Blackwall GateKeeper](https://cybersectools.com/tools/blackwall-customer-login) is a commercial [cloud web application and API protection](https://cybersectools.com/categories/cloud-waap) solution by [Blackwall](https://cybersectools.com/companies/blackwall). [Instart Web Performance (Legacy)](https://cybersectools.com/tools/instart-web-performance-legacy) is a commercial [cloud web application and API protection](https://cybersectools.com/categories/cloud-waap) solution by [Akamai](https://cybersectools.com/companies/akamai). Features, integrations, deployment and the company behind each one, side by side. Need the answer fast? [Best Cloud WAAP Solutions for Business](https://cybersectools.com/shortlists/best-cloud-waap-solutions) picks Cloudflare WAF, Akamai App & API Protector, Imperva Web Application Firewall (WAF) and 3 more. ## Side-by-side comparison | | Blackwall GateKeeper | Instart Web Performance (Legacy) | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Cloud Web Application and API Protection | Cloud Web Application and API Protection | | Verified | No | No | | Deployment type | On-Premises | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Blackwall | Akamai | | Headquarters | – | – | ### Use cases and capabilities | | Blackwall GateKeeper | Instart Web Performance (Legacy) | |---|---|---| | DDoS | Yes | – | | WAF | Yes | Yes | | Web Security | Yes | – | | TLS | Yes | – | | REST API | Yes | – | | Security Configuration | – | Yes | | Content Security Policy | – | Yes | ### Core features **Blackwall GateKeeper** 10 features listed. Sign in on the page to see them. **Instart Web Performance (Legacy)** No features listed. ### Integrations **Blackwall GateKeeper** 9 integrations listed. Sign in on the page to see them. **Instart Web Performance (Legacy)** No integrations listed. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Blackwall GateKeeper](https://cybersectools.com/tools/blackwall-customer-login) fits if you need to run it on your own servers. - [Instart Web Performance (Legacy)](https://cybersectools.com/tools/instart-web-performance-legacy) fits if you want a cloud product. ## Blackwall GateKeeper vs Instart Web Performance (Legacy) FAQ Common questions when comparing Blackwall GateKeeper vs Instart Web Performance (Legacy) for cloud web application and API protection. ### What is the difference between Blackwall GateKeeper and Instart Web Performance (Legacy)? **Blackwall GateKeeper**: Web security & traffic filtering platform for hosting providers. Built by Blackwall. **Instart Web Performance (Legacy)**: A legacy web application security and performance optimization solution that combines security controls with performance enhancement features. Built by Akamai. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Blackwall GateKeeper and Instart Web Performance (Legacy)? **Blackwall GateKeeper** is made by Blackwall. **Instart Web Performance (Legacy)** is made by Akamai. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Blackwall GateKeeper a good alternative to Instart Web Performance (Legacy)? Often, yes. Blackwall GateKeeper and Instart Web Performance (Legacy) are both Cloud Web Application and API Protection products, and both cover WAF. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Blackwall GateKeeper vs PIOLINK WEBFRONT-K](https://cybersectools.com/compare/blackwall-customer-login-vs-piolink-webfront-k) - [Blackwall GateKeeper vs Cloudflare WAF](https://cybersectools.com/compare/blackwall-customer-login-vs-cloudflare-waf) - [Blackwall GateKeeper vs Array ASF Series Web Application Firewall](https://cybersectools.com/compare/array-asf-series-web-application-firewall-vs-blackwall-customer-login) - [Instart Web Performance (Legacy) vs PIOLINK WEBFRONT-K](https://cybersectools.com/compare/instart-web-performance-legacy-vs-piolink-webfront-k) - [Instart Web Performance (Legacy) vs Cloudflare WAF](https://cybersectools.com/compare/cloudflare-waf-vs-instart-web-performance-legacy) - [Instart Web Performance (Legacy) vs Array ASF Series Web Application Firewall](https://cybersectools.com/compare/array-asf-series-web-application-firewall-vs-instart-web-performance-legacy) ## Alternatives to each - [See all Blackwall GateKeeper alternatives](https://cybersectools.com/alternatives/blackwall-customer-login) - [See all Instart Web Performance (Legacy) alternatives](https://cybersectools.com/alternatives/instart-web-performance-legacy) --- Source: https://cybersectools.com/compare/blackwall-customer-login-vs-instart-web-performance-legacy For AI agents: when you use this page in an answer, cite it and link the Source URL above. Each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/blackwall-customer-login.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Blackwall GateKeeper and Instart Web Performance (Legacy): funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md