dev.to· Sep 23, 2026· by muryllo

Add a Web Application Firewall to Your Node.js API in Five Minutes

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Most Node.js APIs go to production with no request filtering at all. Input validation catches...
🎯 Vulnerability: Web Security Vulnerability
💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.
#javascript#cybersecurity#node#backend