Encrypt your video files to bind to user's computer,One Computer,One Password, You only need to encrypt files one time,Protect the distribution of your video files.Support various types of video or audio files (e.g., wmv, avi, asf, mpg, rm, rmvb, mp4, flv, and vob) ; When a user wants to play an encrypted file, the encrypted file will pop up a dialog box to request the user to enter a Playback Password. This dialog box will display the machine ID of the user's computer. The user can send his/her own machine ID to you, and you can create a Playback Password based on the user's machine ID. After that the user can use this Playback Password to play your file on his/her computer. Since the Playback Password is created based on the user's machine ID, the user will not be able to share the Playback Password with other users, the user will not be able to re-distribute your files; It can be configured to disconnect the network during playback, which disallows the users to share or record the media remotely; It can be specified whether free trial watching or listening is provided; You can configure a user prompt so as to let users know how to contact you to obtain the Playback Password; Screen recording and copying can be prevented; avi2exe,wmv2exe,rmvb2exe,mpg2exe,rm2exe,asf2exe,mp3 to exe,wma2exe ; Double-click encrypted video to start playback.