What does production-grade security mean for Node.js apps?

It's layers: HTTPS, hashing, rate limits, RBAC, OWASP top 10 blocks. Makes hacking expensive, not impossible.

How do I secure Express.js from SQL injection and XSS?

Prepared statements, ORMs for SQLi. xss lib + CSP for XSS. Never trust input.

For logins handling money/PII, yes. Speeds past SMS—use TOTP apps. Skip it, regret it.

Your app runs fine on localhost. Hackers just smiled. Here's how to make security actually stick, layer by cynical layer.

theAIcatchup Apr 09, 2026 4 min read

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#Express.js security #OWASP top 10 #app hardening #production-grade security

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Originally reported by dev.to