CORS Isn't a Bug - It's Your API Trying to Warn You (And You Ignored It)
Stop fighting CORS. Understand preflight requests, credentials, wildcard mistakes. CORS isn't a bug—it's your API warning you about real security issues.
·12 min readRead
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#Security
4 articles
SecurityFeatured
Session Hijacking Starts With Your Cookies — Here's What You Missed
Most developers think session hijacking is an advanced attack. It's not. It usually starts with something very basic: your cookies. Learn the 3 flags and token refresh pattern that actually works.
·8 min readRead
CodeFeatured
Environment Variables You're Leaking to the Frontend Without Knowing It
You added NEXT_PUBLIC_ to your API key 'just to test something quickly.' That was six months ago. It's still there. Here's what's actually leaking — and how to stop it.
·10 min readRead
CodeFeatured
How to Build Secure Node.js APIs with JWT & Role-Based Access
Bad auth doesn't announce itself. Here's how Slack, Netflix, GitHub, and Stripe solved JWT and role-based access — and what you can steal from them.
·12 min readRead