The internet (the communication layer in blockchain) is considered to be decentralized. This belief is correct to some extent, as the original vision of the internet was to develop a decentralized communications system. Services such as email and online storage are now all based on a paradigm where the service provider is in control, and users trust such providers to grant them access to the service as requested. This model is based on unconditional trust of a central authority (the service provider) where users are not in control of their data. Even user passwords are stored on trusted third-party systems.
Thus, there is a need to provide control to individual users in such a way that access to their data is guaranteed and ...
