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Video on-Demand services and other related applications have gained the utmost attention recently due to the growth of Internet and the development of streaming protocols. However, in these systems, where privacy and confidentiality are sensitive, many security aspects must be addressed. In this paper we propose a fully private video on-demand protocol that allows clients to preserve their privacy while enquiring a video store, and enables service providers to deny access for intruders or unauthorized clients. We evaluate the performance of our new protocol and show that it achieves the set objectives.