We encourage authors to transition their sites and applications away from insecure transport, and onto encrypted and authenticated connections, but mixed content checking causes headaches. This feature allows authors to ask the user agent to transparently upgrade HTTP resources to HTTPS to ease the migration burden.

Demo

Documentation

Specification

Specification link


Specification currently under development in a Working Group

Status in Chromium

Blink


Enabled by default (tracking bug)

Consensus & Standardization

After a feature ships in Chrome, the values listed here are not guaranteed to be up to date.

Owner

Last updated on 2020-11-09