July 2019
Beginner to intermediate
300 pages
7h 48m
English
User agents commonly apply same-origin restrictions when making requests to different URLs. These restrictions can prevent client-side applications (for example, an AngularJS application running on a browser) from calling API endpoints from domains different to the one used to access the application itself.
Cross-Origin Resource Sharing (CORS) is a W3C standard for allowing user agents (for example, a browser) to enable different-origin requests to take place in a secure way, therefore allowing user agents to securely get by restrictions.
This capability refers to having the ability to apply cross-domain checks to, for example, enable CORS on certain API endpoints.
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