Hacker faces 20 years in prison for helping ISIS
Ardit Ferizi is the first hacker prosecuted in the US for an act of terrorism.
islamicstate
Twitter and YouTube wouldn't delete an extremist cleric's posts (update: gone)
They only sometimes gave policy as a reason, even after his arrest.
Twitter was quick to pull extremist tweets following Nice attack
The social network is taking a more proactive approach to fighting pro-terrorist posts.ISIS' Twitter traffic reportedly dropped 45 percent in 2 years
The US credits the plunge to efforts to fight online extremism.
ISIS worries that fake Android apps are spying on its ranks
Extremists may be inadvertently revealing their plans.
US launches its first cyberattacks against ISIS
Bombs and missiles aren't the only ways to fight extremism.
