MediaKeySystemMediaCapability

Specifies the robustness of a key system for a mime type.

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemmediacapability.

Properties

contentType: string

The mime type of the content

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemmediacapability-contenttype.

optional encryptionScheme: string

The encryption scheme associated with the content type.

For more information, see https://w3c.github.io/encrypted-media/#dom-mediakeysystemmediacapability-encryptionscheme

robustness: Robustness

The robustness level associated with the content type.

For more information, see https://www.w3.org/TR/encrypted-media/#dom-mediakeysystemmediacapability-robustness.

Last updated: Feb 25, 2026