Secure your MERN stack applications with Sentinel.

Find vulnerability and threats in your web applications and code base before hackers do. Fast, accurate, and OWASP 2025 focused security scanning for modern web apps.

Open Source on GitHub

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OWASP 2025 Ready

scan_report.json

{
  "scan_id": "sentinel-9821",
  "target": "https://myapp.com",
  "findings": [
    {
      "type": "Missing Security Header",
      "severity": "MEDIUM",
      "impact": "XSS vulnerability"
    },
    {
      "type": "CORS Misconfiguration",
      "severity": "HIGH",
      "description": "Wildcard allowed in Origin"
    }
  ],
  "status": "COMPLETED"
}

Scan deeper with Sentinel CLI

Use our npx package to perform more accurate, in-depth white box scanning and get all threats directly in your dashboard.

bash

$npxsentinel

No installation required. Runs instantly using NPX.

Full DAST Engine

Black-box testing for common web vulnerabilities without needing access to source code.

PLG First

Scan anonymously, see value instantly, and upgrade when you're ready to secure at scale.

OWASP Focused

Specifically tuned for the latest A02:2025 Security Misconfiguration guidelines.