Shadow IT is any unauthorised use of technology within an organisation. The phenomenon arises when employees use applications, software or hardware that haven’t been cleared by their IT department.

Information systems developed within a department of the organization rather than by the central IT staff. Also called "stealth IT," shadow IT systems are developed because the IT department is either ...

If it looks like a duck, quacks like a duck, and acts like a duck, then it is a duck—or so the saying goes. But what about an institution that looks like a bank and acts like a bank? Often it is not a ...