23 articles tagged #API
CL-TE desync attacks slip malicious payloads through your reverse proxy by exploiting disagreements between Content-Length and Transfer-Encoding headers. Here's how they work and how to stop them cold.
A misconfigured redirect URI in your OAuth 2.0 flow can hand an attacker a valid authorization code and complete control of any user account. Here's exactly how these attacks work and how to shut them down.
You updated your pricing page, hit publish, and now churn is spiking. Before you roll everything back in a panic, here's how to diagnose what actually broke, segment the affected cohort, and fix it without torching your revenue model.
A misconfigured CORS policy can let any website silently read your API responses on behalf of your users. Learn the exact patterns that create this exposure and how to fix each one before they become a breach.
Picking the wrong transactional email provider costs you more than money — it costs you inbox placement. We ran both Resend and Postmark through real deliverability checks, pricing stress-tests, and API ergonomics to find out which one earns its keep.
ChatGPT confidently writes API integration code that calls endpoints that don't exist. Here's a practical system for grounding it in real documentation so you get working code on the first try.
The OpenAI Realtime API is now generally available, and it changes the calculus for building low-latency voice applications. Here's what the GA release actually delivers, where the rough edges are, and how to start building today.
Your Python requests session is authenticated, but the moment a redirect fires, the server returns a 401. The auth header silently vanishes mid-flight. Here's exactly why it happens and how to fix it without breaking security.
Your Python requests call returns HTTP 200, so the server says everything is fine — but response.text or response.json() gives you nothing. Here are the real reasons this happens and exactly how to fix each one.
Gemini 2.5 Flash promises fast, cost-efficient reasoning with a massive context window — but what does that actually mean for your API calls, your budget, and your production apps? Here's the real breakdown.
CORS errors that vanish in development but blow up in production are one of the most frustrating debugging experiences in web dev. Here's why they happen and how to fix them for good.
Prototype pollution is one of the sneakiest JavaScript vulnerabilities — a single crafted payload can silently corrupt shared objects across your entire Node.js app. Learn how attackers trace these paths and how you stop them cold.