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c#encryptionwindows-media-playeraxwindowsmediaplayer

How to play encrypted video file using WindowsMediaPlayer?

I encrypt my .mp4 into a custom format (.opu). Now I should decrypt my file and save them into temp folder at the start of my application. and play them using WindowsMediaPlayer control in C#. So I have the risk of stealing my files from temp folder. What is the best way to prevent stealing my files? How to play encrypted video file using WindowsMediaPlayer?

Solution

  • The best way would be to perform the decrypt to a stream in memory and play the video from there. That way there is never an on-disk file to steal.