SafeDRM is designed to protect audio,video and PDF files intended for playback on personal computers against copying, illegal distribution and unauthorized use. The program uses high-strength encryption algorithms to protect audio, video files, and PDF files. These files can be played on multiple platforms, such as Android, iOS, Mac, and Windows.

Multi-platform: The encrypted files could be used on Android, iOS, Mac, and Windows.
File Formats: Audio, video and PDF files are supported.
High-level Encryption: With 256-bit AES encryption and advanced video encoding algorithm, more secure and reliable!
Prevent Screen Recording and Screenshots: Automatically identify various known and unknown screen recorder software. If users take a screenshot on windows, they could only get a black screen picture.
License Control: Before the users can play the video, they must enter the correct authorized account and password; Authorize students to play specified lessons, and control the expiration date.
Watermark: Set different text watermark for each user. Watermark text consists of student's name or other personal information. Static watermark and floating watermark are supported.