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EUROCRYPT
2011
Springer
12 years 11 months ago
Unbounded HIBE and Attribute-Based Encryption
In this work, we present HIBE and ABE schemes which are “unbounded” in the sense that the public parameters do not impose additional limitations on the functionality of the sy...
Allison B. Lewko, Brent Waters
ISCI
2010
105views more  ISCI 2010»
13 years 6 months ago
Secure threshold multi authority attribute based encryption without a central authority
Huang Lin, Zhenfu Cao, Xiaohui Liang, Jun Shao
JISE
2011
109views more  JISE 2011»
13 years 2 months ago
Attribute-Based Key-Insulated Encryption
Jian-Hong Chen, Yong-Tao Wang, Ke-Fei Chen
EUROCRYPT
2010
Springer
14 years 19 days ago
Fully Secure Functional Encryption: Attribute-Based Encryption and (Hierarchical) Inner Product Encryption
In this paper, we present two fully secure functional encryption schemes. Our first result is a fully secure attribute-based encryption (ABE) scheme. Previous constructions of AB...
Allison B. Lewko, Tatsuaki Okamoto, Amit Sahai, Ka...
TCC
2007
Springer
114views Cryptology» more  TCC 2007»
14 years 1 months ago
Multi-authority Attribute Based Encryption
Abstract. In an identity based encryption scheme, each user is identified by a unique identity string. An attribute based encryption scheme (ABE), in contrast, is a scheme in whic...
Melissa Chase