By advances in cloud storage systems,users access to the data that has been stored in cloud locally and can manipulate the data without limitation of time a
The ciphertext-policy attribute-set based encryption(CP-ASBE)based on single authorization center is easy to become the bottleneck of the system security.
Motivated from the mimic-and-evolve phenomenon for species rivalry,we present a novel concept of mimicry honeypot,which can bewilder the adversaries through