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Flexible Authorization by Generating Public Re-decryption Trapdoor in Outsourced Scenarios.
Yang Zhang
Junliang Chen
Published in:
IEEE CLOUD (2011)
Keyphrases
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ciphertext
access control
third party
fine grained
encryption scheme
database
service providers
secret key
public space
neural network
information systems
decision making
digital libraries
lightweight
security policies
conflict resolution