CORS supported by majority of browsers

CORS, W3C’s mechanism for standardised cross-domain XHR has reached a turning point. More than 50% of user browsers* support it now, with another 31% (MS IE 8 + 9) implementing the core functionality. This means that 81% of browsers allow at least basic execution of cross-origin XHR. Very good news, considering my ongoing effort to […]

How to debug CORS requests with Firebug

Firebug, the indispensable Firefox add-on for serious developers, is great for debugging web apps that make use of the new CORS mechanism for cross-domain requests. The acronym CORS stands for Cross-Origin Resource Sharing and was developed by a group of web activists to address the issue of making browser cross-domain requests in a standards-compliant way. […]

The future of the web is cross-domain, not same-origin

Last month I released CORS Filter, the first universal software solution for fitting Cross-Origin Resource Sharing (CORS) support to Java web applications. CORS is a recent W3C effort to introduce a standard mechanism for enabling cross-site requests in web browsers and servers. Since the early days of the web (think Netscape 2.0) browsers have enforced, […]