Redesign the current model
The architectures widly used today are centralized, ie. completely inconsistent with the idea of privacy or industrial secret.
The easier way to send a document to one’s neighbor is to put it in his mailbox. On the internet, we are all neighbors. Yet, we are always asking for some postmen called Facebook, Google, Microsoft…. to manage our communications. Unlike the Post Office, they record and analyze our documents in the meantime.