This article, which is based on two surveys seeks to offer a reflection on the relationship between social networking sites, Islam and the traditional public space. For several years, the latter has been confronted to the visibility of Islamic dogmas and religious practices. Thus, secularism and the place of religion within this space are questioned as shown by the latest controversies on the wearing of complete veiling, or burkini. On this horizon, certain Muslim citizens who claim to be the subject of discrimination in the offline, space because of their Muslim identity, mobilize the social networking sites to reconstruct editorial spaces of visibility and audibility, which contributes to the widening of borders of the traditional public space.