Video Protection for Education Website

I'm seeking a professional to implement robust security measures on my education website to prevent the download of pre-recorded lectures. This is to ensure that registered users can only stream content without the ability to download it using third-party tools like IDM.

Key Requirements:
- Implement video protection for both desktop and mobile platforms
- Ensure security measures are only applicable for registered users

Ideal Skills:
- Web security
- Video streaming protection
- Experience with education website development