The SOP is a security restriction that basically forbids a page loaded from a certain origin ( meaning the protocol/ host/ port trio of the URL) to access data from a different origin. SOP是一种安全性约束,它实际上禁止从某个源(即URL的协议/主机/端口三元组)装载的页面访问来自不同源的数据。
The policy prevents script loaded from one site origin to perform AJAX calls to another site with a different origin. 该策略将防止从一个站点源加载的脚本对另一个不同源的站点执行AJAX调用。
These workers will act as a service layer, allowing for messages to be sent to them even from workers loaded from a different origin. 这些工作流的角色像是一个服务层,即使是来自不同源的工作流,也可以向他们发送消息。