I don't determine what would be the conduct with the Apache using this config : - Pragma/Cache-Handle has the same function and you give them two differents configs. It's weird. - no-retail outlet mean which the ressource really should not be cached. So how can it be revalidated ? Cada https://travialist.com/story11326339/%E4%BB%AE%E6%83%B3%E9%80%9A%E8%B2%A8%E3%82%AB%E3%82%B8%E3%83%8E-%E3%81%8A%E3%81%99%E3%81%99%E3%82%81-fundamentals-explained