BASELINE NowYouCanUse.com
Web Platform Baseline Status Breakdown Total Features: 1219
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Years: All 2015
Showing 4 of 4 features

2015

4 features
• September 2015
Widely Available

The HTTP/2 protocol is a major revision of the HTTP network protocol, providing improved performance and efficiency by using a single TCP connection to send multiple streams of data at once.

Chrome 41
Firefox 36
Safari 9
Edge 12
Baseline Date: Sep 30, 2015
• July 2015
Widely Available

The Authorization and WWW-Authenticate headers authenticate a user with a server.

Chrome 1
Firefox 1
Safari 1
Edge 12
Baseline Date: Jul 29, 2015
Widely Available

HTTP/1.1 is a network protocol used by browsers and servers. It has been superseded by HTTP/2 and HTTP/3.

Chrome 1
Firefox 1
Safari 1
Edge 12
Baseline Date: Jul 29, 2015

The Strict-Transport-Security HTTP response header informs browsers that the site should only be accessed using HTTPS, and that any future attempts to access it using HTTP should automatically be converted to HTTPS. Also known as HSTS.

Chrome 4
Firefox 4
Safari 7
Edge 12
Baseline Date: Jul 29, 2015