I don't understand what will be the habits on the Apache using this config : - Pragma/Cache-Regulate has the same role and you simply provide them with 2 differents configs. It can be Bizarre. - no-retail store imply the ressource shouldn't be cached. So how can it be revalidated ? https://ok-social.com/story6533692/the-smart-trick-of-%E3%83%93%E3%83%83%E3%83%88%E3%82%B3%E3%82%A4%E3%83%B3%E3%82%AB%E3%82%B8%E3%83%8E-that-nobody-is-discussing