CSP for Apple Pay on the Web: What to Allow and Why
Apple Pay on the web is one of those integrations that looks simple in the demo and gets messy the moment you put a real CSP in front of it. If your checkout already runs a strict policy, Apple Pay usually breaks in one of three places: the Apple Pay JavaScript bootstrap the merchant validation request flow embedded payment UI or gateway-owned frames The hard part is that “Apple Pay support” does not mean one fixed CSP. Your policy depends on how you integrate it: ...