Key-Aggregate Cryptosystem for Scalable Data Sharing in Cloud Storage

• Main Authors: CHU, Cheng-Kang, CHOW, Sherman S. M., TZENG, Wen-Guey, ZHOU, Jiangying, DENG, Robert H.
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2014
• Subjects: Cryptographic controls; Data; Data Encryption; Public key cryptosystems; Software/Software Engineering; Operating Systems; Security and Privacy Protection; Information Security
• Online Access: https://ink.library.smu.edu.sg/sis_research/1938; https://ink.library.smu.edu.sg/context/sis_research/article/2937/viewcontent/kac.pdf
• Institution: Singapore Management University

Data sharing is an important functionality in cloud storage. In this article, we show how to securely, efficiently, and flexibly share data with others in cloud storage. We describe new public-key cryptosystems which produce constant-size ciphertexts such that efficient delegation of decryption righ...