: This is primarily designed to remove DRM protection from iTunes M4V videos (purchased or rented) and convert them into lossless standard MP4 files.
Vulnerability Analysis of Device-Bound AES Encryption in ThunderSoft DRM Frameworks 1. Abstract thundersoft drm protection decrypter link
Because the decryption happens at the software level (Content Decryption Module), the raw AES keys must reside in RAM during playback. : This is primarily designed to remove DRM