As the power and influence of nongovernmental organizations (NGOs) in international debates on social and moral matters increases, questions concerning their legitimacy and accountability become all the more challenging. Some starting points are given for a defensible account of the legitimacy and accountability of internationally operating NGOs. Special attention is given to the use of new information and communication technologies by NGOs and to the ways in which legitimacy and accountability circumscribe the ways in which NGOs are structured and organized.