Web platform features explorer

Mixed content handling

Widely available since 2022-07-15
Tags: http Groups: Security

When a document is loaded over HTTPS, browsers ensure that none of the document's resources are loaded over an insecure protocol. Instead, resources that the document attempts to load over an insecure protocol are either loaded over HTTPS or are blocked.

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Browser support

  • Chrome ≤79 Released before 2019-12-10
  • Chrome Android ≤79 Released before 2019-12-17
  • Edge 79 Released on 2020-01-15
  • Firefox ≤23 Released before 2013-08-06
  • Firefox for Android ≤23 Released before 2013-08-06
  • Safari ≤9.1 Released before 2016-03-21
  • Safari on iOS ≤9.3 Released before 2016-03-21