---
id: 2476
title: "CORS Security: Beyond Basic Configuration"
source_domain: aikido.dev
source_url: "https://www.aikido.dev/blog/cors-security-beyond-basic-configuration"
published_at: "2025-11-21 00:00"
tags: ["appsec", "browser-security", "web-security", "http", "api", "cors", "same-origin-policy"]
phying_url: "https://phying.com/item/2476"
lang: en
---

# CORS Security: Beyond Basic Configuration

## Summary

A deep dive into CORS beyond quick fixes: how it evolved from the Same-Origin Policy, how browsers and servers negotiate preflights and credentials, and why setups that look right still fail.

## Intelligence Metadata

- **Sources:** aikido.dev
- **Published:** 2025-11-21 00:00
- **Original:** https://www.aikido.dev/blog/cors-security-beyond-basic-configuration
- **Phying News:** https://phying.com/item/2476