Dr Sayed Academy 对比 SafeDRM 的使用情况和统计数据

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 cellphone and PC. Multi-platform: The encrypted files could be used on cellphone and PC. 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.