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As the population of cloud service, more and more people concerns the privacy and security of cloud service. Therefore, an ID-based group key agreement scheme is proposed. In this paper, the group key agreement scheme is applied to the access control of cloud service. For achieving the access control and the privacy of data, the data owner can determine who can decrypt the encrypted data. In the aspect of computation cost, the bilinear pairing is used to compute the session key and thedoi:10.17706/ijcce.2018.7.1.1-7 fatcat:t3pvklm5tjaylma4wwu3uitu2i