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FairPlay Streaming (FPS) protects video transferred over HTTP Live Streaming (HLS) on iOS devices, in Apple TV, and in Safari on macOS. The content provider's server first delivers video to the client application encrypted with the content key using the AES cipher. The application then requests a session key from the device's FairPlay module.
The primary difference is that M4V files may optionally be protected by DRM copy protection. Its first public appearance was in 2006, when Apple introduced the iTunes Store. The M4V format has been an important part of the Apple ecosystem ever since, and is often used to distribute movies, series, and other video content on the iTunes Store.
Many online stores such as OverDrive use DRM technologies, as do cable and satellite service operators. Apple removed DRM technology from iTunes around 2009. [25] Typical DRM also prevents lending materials out through a library, or accessing works in the public domain. [1]
Such methods include DRM, CD-checks, Dummy Files, illegal tables of contents, over-sizing or over-burning the CD, physical errors and bad sectors. Many protection schemes rely on breaking compliance with CD and DVD standards, leading to playback problems on some devices.
UltraViolet logo. UltraViolet was a cloud-based digital rights locker for films and television programs that allowed consumers to store proofs-of-purchase of licensed content in an account to enable playback on different devices using multiple applications from several different streaming services. [1]
iTunes is a media player, media library, and mobile device management utility developed by Apple. It is used to purchase, play, download and organize digital multimedia on personal computers running the macOS and Windows operating systems, and can be used to rip songs from CDs as well as playing content from dynamic, smart playlists .
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AACS uses cryptography to control and restrict the use of digital media. It encrypts content under one or more title keys using the Advanced Encryption Standard (AES). Title keys are decrypted using a media key (encoded in a Media Key Block) and the Volume ID of the media (e.g., a physical serial number embedded on a pre-recorded disc).