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M.Tech / M.E / PhD Thesis | Computer Science & Engineering | India | Volume 4 Issue 2, February 2015

Cryptoshare: Cryptosystem for Scalable Data Sharing in Cloud Storage

Ghilby Varghese Jaison

Abstract: Conceptual Data offering is a vital usefulness in distributed storage. In this paper, we demonstrate to safely, effectively, and adaptably offer information with others in distributed storage. We portray new open key cryptosystems that deliver consistent size ciphertexts such that proficient assignment of decoding rights for any set of ciphertexts are conceivable. The curiosity is that one can total any set of mystery keys and make them as reduced as a solitary key, yet incorporating the force of every last one of keys being accumulated. As it were, the mystery key holder can discharge a consistent size total key for adaptable decisions of ciphertext set in distributed storage, yet the other encoded records outside the set stay private. This conservative total key can be helpfully sent to others or be put away in a keen card with extremely restricted secure stockpiling. We give formal security investigation of our plans in the standard model. We too portray other application of our plans. Specifically, our plans give the first open key patient-controlled encryption for adaptable pecking order, which was yet to be known.

Keywords: Cryptoshare, Scalable data sharing, cloud, data sharing, encryption, Scalable encryption

Edition: Volume 4 Issue 2, February 2015,

Pages: 2369 - 2374

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