Vulnerability detection for
Developers
Detect and fix vulnerabilities in your web apps with zero security knowledge required. Simple, powerful protection for developers, vibe coders, and indie makers.
Be one of the first to try out this free app
See Harbor Patrol in Action
2 minutes to safer apps
How Harbor Patrol Works
Get comprehensive security scanning all running locally on your device.
Our simple workflow helps you identify and fix vulnerabilities with
zero security expertise required.
Start Your App Locally
Launch Harbor Patrol alongside your application. Everything happens locally on your computer. No complex setup required - just start scanning for vulnerabilities.
$ npm run dev
Add Your Website
Simply enter your website URL or choose from one of the local services we found running.
Add Test User Account
Provide test credentials so Harbor Patrol can scan authenticated areas of your application. We'll test login forms, user dashboards, and protected endpoints.
Secure: All data is stored locally on your machine
Start Comprehensive Scanning
Harbor Patrol performs deep security analysis, checking for common vulnerabilities and security misconfigurations across your entire application.
CORS, CSP, HSTS validation
Default credentials, weak passwords
.env files, configs, logs, phpinfo
SQL injection, XSS vulnerabilities
View Results & Get Fixes
Get detailed vulnerability reports with step-by-step remediation instructions. Perfect for developers and LLMs - includes code examples and best practices.
Playback the video evidence of the vulnerability being executed
Get LLM-friendly instructions for every vulnerability
Copy-paste solutions for common security issues
Ready to Secure Your Web Applications?
Join thousands of developers who trust Harbor Patrol to keep their applications safe and secure.
Ready to get serious about web security?
Get serious about security by protecting your web applications with Harbor Patrol
Early access • No spam • It's a free app