Or would you like a secure electronic message sent by your GP who you trust over a secure network to a booking system which would allow your booking to occur there and then and for you to change it subsequently?

BBC

Then, a secure communication link is established between the first computer and a second computer over a computer network based on the enabled secure communication mode of communication.

FORBES: VirnetX Files Infringement Case Vs. Apple With ITC

Radianz has offered similar services with a secure network linking over 15, 000 customer locations for 11 years, back before cloud was a term used to describe such activities, said Chris Pickles, head of marketing for financial services and wholesale banking at BT Global Services, now the parent company of Radianz.

FORBES: Stock Exchanges Ain't What They Used To Be