The rise of the Islamic State has contributed to both an increased terrorism threat in Western nations and an unprecedented number of citizens joining the group of so-called foreign fighters. IS has used the internet as a way to both disseminate propaganda and radicalize and recruit supporters. This article will begin by analyzing some of the most recent and well-known of such efforts, offering explanations for their successes and failures. The author then assesses limitations to combatting extremist ideas. Not only must the solution involve civil society, but a recalibration of the meaning and aims of counter-messaging is needed.