Trouble at home: Twitter is the "platform of choice" most widely used by the active core of American supporters of Islamic State, according to the study.
MONTREAL: Canadian Foreign Minister Stephane Dion said he is very concerned about possible Russian hacking, following US accusations against the Kremlin.
The nation’s top diplomat did not comment on the specific US allegations, but said he is “very concerned” about the possibility of Canada becoming the next target of Russian cyber attacks, and called for a “safe and free cyberspace.”
