At the beginning of this year, Twitter and YouTube accounts of the US Central Command (Centcom) were hacked by a group calling itself the "CyberCaliphate". Caption - Islamic State jihadists hacked into email accounts of top UK ministers London - British intelligence has uncovered a sophisticated espionage operation of the Islamic State in which jihadists targeted email accounts of top ministers, including the Home Secretary, according to a media report. An investigation by Government Communications Headquarters has discovered that extremists linked to the Islamic State of Iraq and Syria have been targeting information held by some of Prime Minister David...