Media foundations connected to jihadi groups and jihad-supporting organizations, which once released their productions – videos, statements, and more – over jihadi forums, have turned to social media websites, mainly Facebook and Twitter, because of these forums’ inability to provide reliable means for communication, interaction, and publication due to constant and often lengthy disruption of their online presence. This report discusses official and unofficial jihadi media foundations’ presence on Facebook and Twitter, and identifies the foundations’ accounts and provide background information regarding their affiliation and activities.