7. DRM TECHNIQUES
The DRM techniques include:
(a) Restrictive Licensing Agreements
The access to digital materials, copyright and public domain are controlled. Some restrictive licenses are imposed on consumers as a condition of entering a website or when downloading software.
(b) Encryption
This technology is designed to control access and reproduction of online information. This includes encryption, scrambling of expressive material, and embedding of a tag, preparing backup copies for personal use4.