We have reached a point of connectivity and information sharing unprecedented in human history, undoubtedly influencing all spheres of society. Since the introduction of the web 2.0 and with it the rise of social media platforms, human connectivity has steadily continued increasing. This connectivity also promotes news and statements from different religions. Mathias Hörlesberger explores how social media and alternative Salafi networks on Twitter challenge the notion of Jihad within a global religious context. Hörlesberger examines online group behaviour, and particularly religious group behaviour. He contributes to the lacking debate on religion and Network Society and New Media Communication. By analyzing Twitter content of three Muslim scholars and juxtaposing their content with the ways ISIS uses its Twitter accounts, Hörlesberger adds to the ongoing debate of netwar. In this book: - ISIS; - jihad; - Muslim; - Islam; - web 2.0