# Encrypted Media Extensions

This is the repository for the Encrypted Media Extensions Editor's Draft, which is maintained by the [W3C Media Working Group](https://www.w3.org/media-wg/).

The latest Editor's Draft is at https://w3c.github.io/encrypted-media/, together with Editor's Drafts of the following registries and registry entries:

* [Encrypted Media Extensions Initialization Data Format Registry](https://w3c.github.io/encrypted-media/format-registry/initdata/index.html)
  * ["cenc" Initialization Data Format](https://w3c.github.io/encrypted-media/format-registry/initdata/cenc.html)
  * ["keyids" Initialization Data Format](https://w3c.github.io/encrypted-media/format-registry/initdata/keyids.html)
  * ["webm" Initialization Data Format](https://w3c.github.io/encrypted-media/format-registry/initdata/webm.html)
* [Encrypted Media Extensions Stream Format Registry](https://w3c.github.io/encrypted-media/format-registry/stream/index.html)
  * [ISO Common Encryption Protection Scheme for ISO Base Media File Format Stream Format](https://w3c.github.io/encrypted-media/format-registry/stream/mp4.html)
  * [WebM Stream Format](https://w3c.github.io/encrypted-media/format-registry/stream/webm.html)
* [Encrypted Media Extensions HDCP Version Registry](https://w3c.github.io/encrypted-media/hdcp-version-registry.html)