1. Web
  2. Web APIs
  3. MediaKeyMessageEvent
  4. messageType

MediaKeyMessageEvent: messageType property

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.

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

The MediaKeyMessageEvent.messageType read-only property indicates the type of message. It may be one of license-request, license-renewal, license-release, or individualization-request.

Value

One of the following:

  • license-request
  • license-renewal
  • license-release
  • individualization-request

Specifications

Specification
Encrypted Media Extensions
# dom-mediakeymessageevent-messagetype

Browser compatibility

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