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## Decrypting
### Using MP4Decrypt
Download and extract [MP4Decrypt](https://www.bento4.com/downloads/ "MP4 Decrypt")
Open a new command prompt as administrator and change directories to the MP4Decrypt bin folder.
Place your encrpyted video and encrypted audio files in this bin folder as well
Decrpyt the video / audio files by using `mp4decrypt.exe --key xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx inputfile outputfile`
> `inputfile` being the your encrypted video / audio file and `outputfile` can be named whatever you choose.
> xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx is in KID:KEY format
You should now have playable files.
### Using FFmpeg
Download and extract [FFmpeg](https://cdm-project.com/Download-Tools/FFmpeg-Builds "FFmpeg")
Open a new command prompt as administrator and change directories to the FFmpeg bin folder.
Place your encrpyted video and encrypted audio files in this bin folder as well
Decrpyt the video / audio files by using `ffmpeg -decryption_key xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx -i inputfile outputfile`
> `inputfile` being the your encrypted video / audio file and `outputfile` can be named whatever you choose.
> xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx is in KEY format
You should now have playable files.