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

The MediaKeyMessageEvent interface of the EncryptedMediaExtensions 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.

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-renewal, or individualization-request.

Methods

Inherits methods from its parent, Event.

Examples

// TBD

Specifications

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

Browser compatibility

Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidEdge MobileFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
MediaKeyMessageEvent
Experimental
Chrome Full support 42Edge Full support YesFirefox Full support YesIE ? Opera Full support YesSafari ? WebView Android No support NoChrome Android Full support 42Edge Mobile Full support YesFirefox Android Full support YesOpera Android Full support YesSafari iOS ? Samsung Internet Android Full support 4.0
MediaKeyMessageEvent() constructor
Experimental
Chrome Full support 42Edge Full support YesFirefox ? IE ? Opera ? Safari ? WebView Android No support NoChrome Android Full support 42Edge Mobile Full support YesFirefox Android ? Opera Android ? Safari iOS ? Samsung Internet Android Full support 4.0
message
Experimental
Chrome Full support 42Edge Full support 13Firefox Full support YesIE ? Opera Full support YesSafari ? WebView Android No support NoChrome Android Full support 42Edge Mobile Full support YesFirefox Android Full support YesOpera Android Full support YesSafari iOS ? Samsung Internet Android Full support 4.0
messageType
Experimental
Chrome Full support 42Edge Full support 13Firefox Full support YesIE ? Opera Full support YesSafari ? WebView Android No support NoChrome Android Full support 42Edge Mobile Full support YesFirefox Android Full support YesOpera Android Full support YesSafari iOS ? Samsung Internet Android Full support 4.0

Legend

Full support  
Full support
No support  
No support
Compatibility unknown  
Compatibility unknown
Experimental. Expect behavior to change in the future.
Experimental. Expect behavior to change in the future.

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