Todays' radicalism as never before in mainkind history is globalising and getting closer and closer to our homes. With recent developments on the battlefields and the rise of Islamic State (ISIS) activities noted in the international media, terms like: jihad, infidels and foreign fighters have become an almost ubiquitous part of the media news. Among the numerous stories and testimonies, the media spotlight has many times glimpsed on the prospect of radicalization and recruitment, which also have opened additional questions and issues on preventing and neutralizing these two complex social processes. At the same time, it is nearly impossible to identify a single pathway towards terrorism, making it somewhat difficult for identification with overarching patterns of individuals susceptible to terrorists recruitment activities. With these in mind, the chapter gives a generalized outlook on the ISIS recent methods, implementing Internet and social media for new members recruitment, noting some examples and nuances, concerning their motivation and fast radicalization. Finally, the importance of properly and comprehensively understanding of ISIS for further successful countering, implementing “whole of society” approach is aslo stated.