The Internet and online spaces have come to play a significant role in discussions over both terrorism and methods to counter it. Recent events have highlighted the role that such online spaces and networks can play in irregular violence. The growth of the Islamic State in Iraq and Syria came with a canon of slick social media videos and online propaganda, aimed at encouraging individuals from throughout the world to pledge support to Da’esh, participate in the state-building process in as-Sham, or to “stay in place” and commit attacks in their home countries.