
Zen Firewall
Runtime protection for Node.js, Python, PHP, Java, Ruby, Go, and .NET
Zen Firewall is an in-app firewall operating inside the application, protecting against injection attacks, SSRF, path traversal, and other runtime threats. It uses code instrumentation to monitor calls to dangerous functions and block vulnerability exploitation without changes to application code. It supports 7 programming languages: Node.js, Python, PHP, Java, Ruby, Go, and .NET. It adds less than 1 ms of latency to requests, providing protection without impacting performance.
Enterprise-grade protection compliant with regulatory requirements and security standards
Fast deployment with minimal resource overhead
Dedicated support from a certified partner
Easy integration with your existing infrastructure
Key features
- Protection against SQL injection, NoSQL injection, command injection, and SSRF
- Support for 7 languages: Node.js, Python, PHP, Java, Ruby, Go, .NET
- Virtual patches blocking exploitation of known CVEs without code updates
- Application-level rate limiting with per-endpoint configuration
- Integration with the Aikido platform for unified visibility and alerting
Business benefits
- Protection against zero-day exploits without waiting for a patch from developers
- Deployment in 5 minutes without changes to application code
- 80% reduction in data breach risk for legacy applications
- Minimal latency below 1 ms, with no impact on UX
- Virtual patches providing time for planned updates without pressure

Why Aikido?
A comprehensive application security platform designed for developers. Aikido combines SAST, DAST, SCA, secret scanning, and container security in a single tool, integrating seamlessly with the CI/CD pipeline. The platform prioritizes vulnerabilities and eliminates false positives.
Need Zen Firewall in your organization?
As a certified Aikido partner, we'll help you deploy and configure the solution.