topic Optimizing checkout load times for international card transactions in Integration and Testing https://community.developer.cybersource.com/t5/Integration-and-Testing/Optimizing-checkout-load-times-for-international-card/m-p/95556#M59027 <P><SPAN class="">Hi everyone, I am currently setting up the CyberSource payment gateway to handle cross-border payments smoothly. The API integration is fully functional, but I am looking for ways to optimize the initial handshake latency to keep the checkout experience as fast as possible.<BR /><BR /></SPAN><SPAN class="">For reference, I am studying the setup on a live store like <A href="https://yuminutrition.com" target="_blank" rel="noopener"><STRONG><SPAN class="">Yumi Nutrition</SPAN></STRONG>&nbsp;Uk</A> to see how top-tier wellness sites configure their merchant scripts. Are there specific caching recommendations or CDN configurations for CyberSource JavaScript files that help minimize script execution times on the front end? Thanks!</SPAN></P> Tue, 14 Jul 2026 17:59:34 GMT Yumi 2026-07-14T17:59:34Z Optimizing checkout load times for international card transactions https://community.developer.cybersource.com/t5/Integration-and-Testing/Optimizing-checkout-load-times-for-international-card/m-p/95556#M59027 <P><SPAN class="">Hi everyone, I am currently setting up the CyberSource payment gateway to handle cross-border payments smoothly. The API integration is fully functional, but I am looking for ways to optimize the initial handshake latency to keep the checkout experience as fast as possible.<BR /><BR /></SPAN><SPAN class="">For reference, I am studying the setup on a live store like <A href="https://yuminutrition.com" target="_blank" rel="noopener"><STRONG><SPAN class="">Yumi Nutrition</SPAN></STRONG>&nbsp;Uk</A> to see how top-tier wellness sites configure their merchant scripts. Are there specific caching recommendations or CDN configurations for CyberSource JavaScript files that help minimize script execution times on the front end? Thanks!</SPAN></P> Tue, 14 Jul 2026 17:59:34 GMT https://community.developer.cybersource.com/t5/Integration-and-Testing/Optimizing-checkout-load-times-for-international-card/m-p/95556#M59027 Yumi 2026-07-14T17:59:34Z