Pat McFadden will tell a Nato conference that Russia could try to attack British businesses and power grids.

Russia is prepared to launch a wave of cyber attacks on Britain - and can "turn the lights off for millions of people", a minister will warn.

Russia is prepared to launch a wave of cyber attacks on Britain that could “turn out the lights for millions”, a Cabinet minister will warn at a Nato conference on Monday. Vladimir Putin is willing and capable of triggering a “destabilising and debilitating” electronic strike on the UK,