GCHQ has warned that the cyber sercurity threats against national security has doubled in just a year.
There is no evidence they have been successful, but the companies are forced to hand-deliver the most sensitive information to ensure its safety.
The head of MI5 has warned that Islamic State are planning mass casualty attacks in Britain.
Talk Talk boss Dido Harding has revealed she has recruited BAE to provide cyber security services to the telecoms giant following the recent data breach.
Defence Secretary Michael Fallon and his French counterpart have opened France's first Cyber Security Symposium where he outlined British thinking.