MediaKeyMessageEvent

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2019.

See full compatibility

Secure context: This feature is available only in secure contexts (HTTPS), in some or all supporting browsers.

The MediaKeyMessageEvent interface of the Encrypted Media Extensions API contains the content and related data when the content decryption module generates a message for the session.

Constructor

MediaKeyMessageEvent(): Creates a new instance of MediaKeyMessageEvent.

Instance properties

Inherits properties from its parent, Event.

MediaKeyMessageEvent.message Read only: Returns an ArrayBuffer with a message from the content decryption module. Messages vary by key system.
MediaKeyMessageEvent.messageType Read only: Indicates the type of message. May be one of license-request, license-renewal, license-release, or individualization-request.

Instance methods

Inherits methods from its parent, Event.

Examples

// TBD

Specifications

Specification
Encrypted Media Extensions # mediakeymessageevent

Browser compatibility

	desktop					mobile
	Chrome	Edge	Firefox	Opera	Safari	Chrome Android	Firefox for Android	Opera Android	Safari on iOS	Samsung Internet	WebView Android	WebView on iOS
`MediaKeyMessageEvent`	Chrome – Full support Chrome 42 (Release date: 2015-04-14) footnote Full support	Edge – Full support Edge 13 (Release date: 2015-11-12) footnote Full support	Firefox – Full support Firefox 38 (Release date: 2015-05-12) footnote Full support	Opera – Full support Opera 29 (Release date: 2015-04-28) footnote Full support	Safari – Full support Safari 12.1 (Release date: 2019-03-25) footnote Full support	Chrome Android – Full support Chrome Android 42 (Release date: 2015-04-15) footnote Full support	Firefox for Android – Full support Firefox for Android 38 (Release date: 2015-05-12) footnote Full support	Opera Android – Full support Opera Android 29 (Release date: 2015-04-28) footnote Full support	Safari on iOS – Full support Safari on iOS 12.2 (Release date: 2019-03-25) footnote Full support	Samsung Internet – Full support Samsung Internet 4 (Release date: 2016-03-11) footnote Full support	WebView Android – Full support WebView Android 42 (Release date: 2015-04-15) footnote Full support	WebView on iOS – Full support WebView on iOS 12.2 (Release date: 2019-03-25) footnote Full support
`MediaKeyMessageEvent()` constructor	Chrome – Full support Chrome 42 (Release date: 2015-04-14) footnote Full support	Edge – Full support Edge 13 (Release date: 2015-11-12) footnote Full support	Firefox – Full support Firefox 38 (Release date: 2015-05-12) footnote Full support	Opera – Full support Opera 29 (Release date: 2015-04-28) footnote Full support	Safari – Full support Safari 12.1 (Release date: 2019-03-25) footnote Full support	Chrome Android – Full support Chrome Android 42 (Release date: 2015-04-15) footnote Full support	Firefox for Android – Full support Firefox for Android 38 (Release date: 2015-05-12) footnote Full support	Opera Android – Full support Opera Android 29 (Release date: 2015-04-28) footnote Full support	Safari on iOS – Full support Safari on iOS 12.2 (Release date: 2019-03-25) footnote Full support	Samsung Internet – Full support Samsung Internet 4 (Release date: 2016-03-11) footnote Full support	WebView Android – Full support WebView Android 42 (Release date: 2015-04-15) footnote Full support	WebView on iOS – Full support WebView on iOS 12.2 (Release date: 2019-03-25) footnote Full support
`message`	Chrome – Full support Chrome 42 (Release date: 2015-04-14) footnote Full support	Edge – Full support Edge 13 (Release date: 2015-11-12) footnote Full support	Firefox – Full support Firefox 38 (Release date: 2015-05-12) footnote Full support	Opera – Full support Opera 29 (Release date: 2015-04-28) footnote Full support	Safari – Full support Safari 12.1 (Release date: 2019-03-25) footnote Full support	Chrome Android – Full support Chrome Android 42 (Release date: 2015-04-15) footnote Full support	Firefox for Android – Full support Firefox for Android 38 (Release date: 2015-05-12) footnote Full support	Opera Android – Full support Opera Android 29 (Release date: 2015-04-28) footnote Full support	Safari on iOS – Full support Safari on iOS 12.2 (Release date: 2019-03-25) footnote Full support	Samsung Internet – Full support Samsung Internet 4 (Release date: 2016-03-11) footnote Full support	WebView Android – Full support WebView Android 42 (Release date: 2015-04-15) footnote Full support	WebView on iOS – Full support WebView on iOS 12.2 (Release date: 2019-03-25) footnote Full support
`messageType`	Chrome – Full support Chrome 42 (Release date: 2015-04-14) footnote Full support	Edge – Full support Edge 13 (Release date: 2015-11-12) footnote Full support	Firefox – Full support Firefox 38 (Release date: 2015-05-12) footnote Full support	Opera – Full support Opera 29 (Release date: 2015-04-28) footnote Full support	Safari – Full support Safari 12.1 (Release date: 2019-03-25) footnote Full support	Chrome Android – Full support Chrome Android 42 (Release date: 2015-04-15) footnote Full support	Firefox for Android – Full support Firefox for Android 38 (Release date: 2015-05-12) footnote Full support	Opera Android – Full support Opera Android 29 (Release date: 2015-04-28) footnote Full support	Safari on iOS – Full support Safari on iOS 12.2 (Release date: 2019-03-25) footnote Full support	Samsung Internet – Full support Samsung Internet 4 (Release date: 2016-03-11) footnote Full support	WebView Android – Full support WebView Android 42 (Release date: 2015-04-15) footnote Full support	WebView on iOS – Full support WebView on iOS 12.2 (Release date: 2019-03-25) footnote Full support

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Full support: Full support

This page was last modified on Jun 17, 2024 by MDN contributors.

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