This is just the start, says secretive 'gang whose hacking attacks wreaked havoc on Britain's high streets - with targets including M&S and Harrods'
The group, called DragonForce,claimed to have stolen millions of customers' data and said they are trying to force their victims to pay a ransom.
The group, called DragonForce,claimed to have stolen millions of customers' data and said they are trying to force their victims to pay a ransom.
