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Security Checklist: 10 Points to Verify on Your Application
The 10 essential security checks every CTO should perform before each deployment. Get the complete checklist with detailed instructions.
Access policies (RLS/auth) verified
Verify that every database table is protected by row-level security policies.
APIs authenticated and authorized
Ensure every API endpoint verifies the caller’s identity and permissions.
Webhooks secured (HMAC signature)
Validate the authenticity of every incoming webhook via cryptographic signature verification.
Payment configuration server-side
Confirm that payment logic and Stripe/other verification runs exclusively server-side.
Personal data encrypted
Verify encryption at rest and in transit for all sensitive personal data.
Security headers configured
Check for CSP, HSTS, X-Frame-Options, and X-Content-Type-Options headers.
Dependencies up to date (no known CVEs)
Scan your npm/composer dependencies for published vulnerabilities.
Logs free of sensitive data
Audit your application logs to ensure they don’t expose tokens, passwords, or PII.
CNIL notification procedure ready
Prepare your data breach notification process within the legal 72-hour window.
Re-test after every deployment
Integrate a security scan in your CI/CD pipeline to catch regressions.
Get the full checklist
Detailed instructions, commands to run, and validation criteria for each point.
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