• A concept defined by the scheme (protocol), host (domain), and port of the URL used to access it. Two objects have the same origin only when the scheme, host, and port all match. Some operations are restricted to same-origin content, and this restriction can be lifted using cross-origin resource sharing (CORS). ← MDN Web Docs

1. Related terms: Cross-Origin Resource Sharing · Same-origin policy · Cross-Origin-Embedder-Policy · Origin Private File System
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