MediaKeySession.onmessage

This is an experimental technology
Check the Browser compatibility table carefully before using this in production.

The onmessage property of the MediaKeySession is an event handler, fired whenever a MediaKeyMessageEvent occurs, denoting a message is generated by the content decryption module.

This interface inherits from the ExtendableEvent interface.

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Syntax

MediaKeySession.onmessage = function(MediaKeyMessageEvent) { ... }

Specifications

Specification	Status	Comment
Encrypted Media Extensions The definition of 'onmessage' in that specification.	Recommendation	Initial definition.

Browser compatibility

	Desktop						Mobile
	Chrome	Edge	Firefox	Internet Explorer	Opera	Safari	Android webview	Chrome for Android	Firefox for Android	Opera for Android	Safari on iOS	Samsung Internet
`onmessage` Experimental	Chrome Full support 55	Edge Full support ≤79	Firefox Full support Yes	IE ?	Opera Full support 42	Safari ?	WebView Android Full support 43	Chrome Android Full support 55	Firefox Android Full support Yes	Opera Android Full support 42	Safari iOS ?	Samsung Internet Android Full support 6.0

Legend

Full support: Full support
Compatibility unknown: Compatibility unknown
Experimental. Expect behavior to change in the future.: Experimental. Expect behavior to change in the future.