# Media Content Key Management

 - [GET /media-content-keys/{media_content_key}](https://kollus-api.redocly.app/en/products/vod/openapi/%EB%AF%B8%EB%94%94%EC%96%B4-%EC%BD%98%ED%85%90%EC%B8%A0-%ED%82%A4-%EA%B4%80%EB%A6%AC/getmediacontentkey.md): Retrieves detailed information for a media content key.
 - [GET /media-content-keys/validate](https://kollus-api.redocly.app/en/products/vod/openapi/%EB%AF%B8%EB%94%94%EC%96%B4-%EC%BD%98%ED%85%90%EC%B8%A0-%ED%82%A4-%EA%B4%80%EB%A6%AC/validatemediacontentkey.md): Checks whether a media content key is available for use.
 - [PUT /media-contents/{upload_file_key}/media-content-keys/{media_content_key}/assign](https://kollus-api.redocly.app/en/products/vod/openapi/%EB%AF%B8%EB%94%94%EC%96%B4-%EC%BD%98%ED%85%90%EC%B8%A0-%ED%82%A4-%EA%B4%80%EB%A6%AC/assignmediacontentkeytomediacontent.md): Assigns a media content key to uploaded content. For encrypted content, only keys belonging to an encryption-dedicated channel can be assigned. Keys already linked to other content cannot be assigned