Mr Gove gave the example of the US state of Massachusetts as an example of a school system that had applied the principles of a "knowledge-based curriculum".

BBC: Gove sets out 'core knowledge' curriculum plans

Based on that knowledge a company can then decide whether it would make economic sense to switch the whole accounting system from Sterling to euro.

BBC: Surviving in euro land

Finding threats that are expertly concealed and utilize multiple steps to take over a system, takes a three stage approach that combines aspects of machine learning and a cloud-based knowledge repository.

FORBES: Why Most Companies Are Fighting The Wrong Security Battle