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Cloud computing has been attracting the attention of several researchers both in the academia and the industry as it provides many opportunities for organizations by offering a range of computing services. Before cloud computing to become acceptable to everybody both the enterprises and individuals, several issues have to be solved. One of the most important aspects that needs to be paid special attention is the cloud security. Trust management is one of the important components in the cloud security that needs special attention.

This report takes an in depth look at the trust management systems proposed in the literature. Initially generic trust management systems proposed for distributed computing environments such as grid computing and peer to peer computing were studied. Also, how these systems have been categorized by various researchers has been looked at with a special emphasis to understand the …