Provably secure attribute based signcryption with delegated computation and efficient key updating

• Main Authors: HONG, Hanshu, XIA, Yunhao, SUN, Zhixin, LIU, Ximeng
• Format: text
• Language: English
• Published: Institutional Knowledge at Singapore Management University 2017
• Subjects: Attribute based encryption; Efficient; Key evolution; Signcryption; Databases and Information Systems; Information Security
• Online Access: https://ink.library.smu.edu.sg/sis_research/3810; https://ink.library.smu.edu.sg/context/sis_research/article/4812/viewcontent/TIIS_Vol_11__No_5_19.pdf
• Institution: Singapore Management University

Equipped with the advantages of flexible access control and fine-grained authentication, attribute based signcryption is diffusely designed for security preservation in many scenarios. However, realizing efficient key evolution and reducing the calculation costs are two challenges which should be gi...