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ASIACRYPT
2008
Springer
13 years 7 months ago
Generalized Identity Based and Broadcast Encryption Schemes
Abstract. We provide a general framework for constructing identitybased and broadcast encryption systems. In particular, we construct a general encryption system called spatial enc...
Dan Boneh, Michael Hamburg
CRYPTO
2005
Springer
97views Cryptology» more  CRYPTO 2005»
13 years 10 months ago
Generic Transformation for Scalable Broadcast Encryption Schemes
Broadcast encryption schemes allow a message sender to broadcast an encrypted data so that only legitimate receivers decrypt it. Because of the intrinsic nature of one-to-many comm...
Jung Yeon Hwang, Dong Hoon Lee, Jongin Lim
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
JCP
2006
94views more  JCP 2006»
13 years 5 months ago
Broadcast Encryption Using Probabilistic Key Distribution and Applications
A family of novel broadcast encryption schemes based on probabilistic key pre-distribution are proposed, that enable multiple sources to broadcast secrets, without the use of asymm...
Mahalingam Ramkumar
ASIACRYPT
2009
Springer
13 years 11 months ago
On Black-Box Constructions of Predicate Encryption from Trapdoor Permutations
Abstract. Predicate encryption is a recent generalization of identitybased encryption (IBE), broadcast encryption, attribute-based encryption, and more. A natural question is wheth...
Jonathan Katz, Arkady Yerukhimovich