[{"data":1,"prerenderedAt":58},["ShallowReactive",2],{"\u002Fglossary\u002Fcache-control":3,"\u002Fglossary\u002Fcache-control:related":41},{"id":4,"title":5,"author":6,"authorImage":7,"body":8,"category":26,"date":27,"description":28,"draft":29,"extension":30,"letter":31,"meta":32,"navigation":33,"path":34,"readTime":35,"related":36,"seo":37,"stem":39,"term":5,"__hash__":40},"glossary\u002Fglossary\u002Fcache-control.md","Cache-Control","Fabian Krumbholz","\u002Fimages\u002Fauthors\u002Ffabian-krumbholz.webp",{"type":9,"value":10,"toc":22},"minimark",[11],[12,13,14,17,18,21],"p",{},[15,16,5],"strong",{}," is an essential HTTP header that dictates the caching policy for a resource. It contains directives (e.g., max-age, no-cache, no-store) that instruct browsers and intermediate caches (like CDNs) on whether, how, and for how long a response can be stored and reused. Dynamic e-commerce pages often have restrictive Cache-Control headers (like no-cache) that prevent traditional caching, which is a core problem that Speed Kit's ",[15,19,20],{},"Dynamic Caching"," is designed to solve.",{"title":23,"searchDepth":24,"depth":24,"links":25},"",2,[],null,"February 2, 2026","Cache-Control is an essential HTTP header that dictates the caching policy for a resource. It contains directives (e.g., max-age, no-cache, no-store) that instruct browsers and intermediate caches…",false,"md","C",{},true,"\u002Fglossary\u002Fcache-control","1 min read",[],{"title":38,"description":28},"Cache-Control: Definition | Web Performance Glossary","glossary\u002Fcache-control","-yVWpH4m5m0kVyQDGPntpiTaqhXXCgroyd5gFSuUqlQ",[42,46,50,54],{"path":43,"title":44,"description":45,"letter":31},"\u002Fglossary\u002Fcdn-content-delivery-network","CDN (Content Delivery Network)","A CDN, or Content Delivery Network, is a globally distributed network of servers designed to deliver web content to users quickly and efficiently.",{"path":47,"title":48,"description":49,"letter":31},"\u002Fglossary\u002Fcors-cross-origin-resource-sharing","CORS (Cross-Origin Resource Sharing)","CORS is a browser security feature that uses HTTP headers to manage whether a web page from one domain is allowed to fetch resources from another domain.",{"path":51,"title":52,"description":53,"letter":31},"\u002Fglossary\u002Fcpu-time","CPU time","CPU time is the amount of time the Central Processing Unit (CPU) of a user's device spends processing the scripts and rendering a webpage.",{"path":55,"title":56,"description":57,"letter":31},"\u002Fglossary\u002Fcache","Cache","A cache is a high-speed, temporary storage layer designed to store copies of website files (like HTML, images, and scripts) closer to the user.",1787756713175]