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ASIACRYPT
2006
Springer
13 years 7 months ago
Forward-Secure and Searchable Broadcast Encryption with Short Ciphertexts and Private Keys
We introduce a primitive called Hierarchical Identity-Coupling Broadcast Encryption (HICBE) that can be used for constructing efficient collusion-resistant public-key broadcast enc...
Nuttapong Attrapadung, Jun Furukawa, Hideki Imai
STOC
2009
ACM
238views Algorithms» more  STOC 2009»
13 years 11 months ago
Fully homomorphic encryption using ideal lattices
We propose a fully homomorphic encryption scheme – i.e., a scheme that allows one to evaluate circuits over encrypted data without being able to decrypt. Our solution comes in t...
Craig Gentry
CSE
2009
IEEE
13 years 9 months ago
An Efficient Privacy Preserving Keyword Search Scheme in Cloud Computing
A user stores his personal files in a cloud, and retrieves them wherever and whenever he wants. For the sake of protecting the user data privacy and the user queries privacy, a use...
Qin Liu, Guojun Wang, Jie Wu
CODASPY
2012
12 years 21 days ago
Comparison-based encryption for fine-grained access control in clouds
Access control is one of the most important security mechanisms in cloud computing. However, there has been little work that explores various comparison-based constraints for regu...
Yan Zhu, Hongxin Hu, Gail-Joon Ahn, Mengyang Yu, H...
IACR
2011
89views more  IACR 2011»
12 years 4 months ago
Identity-Based Decryption
Identity-based decryption is an alternative to identity-based encryption, in which Alice encrypts a symmetric key for Bob under a trusted authority’s public key. Alice sends Bob...
Daniel R. L. Brown