same-origin policy

English

Noun

same-origin policy (plural same-origin policies)

  1. (Internet) A rule, in web browsers, that permits scripts contained in a first web page to access data in a second web page, but only if both web pages have the same origin (based on URI scheme, hostname, and port number), so as to prevent malicious scripts from accessing sensitive data through the Document Object Model.
    Synonym: SOP
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