In today’s interconnected web ecosystem, web applications are becoming increasingly complex and rely on various resources from different domains to provide a seamless user experience. However, ensuring security while allowing such interactions poses a significant challenge. This is where Cross-Origin Resource Sharing (CORS) comes into play. CORS is a crucial web security mechanism that allows web servers to specify which domains can access their resources, ultimately safeguarding user data and privacy. This technical article’ll delve into why CORS is essential and how it works.