Sciweavers

2967 search results - page 522 / 594
» Cryptology
Sort
View
PAIRING
2007
Springer
148views Cryptology» more  PAIRING 2007»
15 years 3 months ago
Fully Collusion Secure Dynamic Broadcast Encryption with Constant-Size Ciphertexts or Decryption Keys
This paper puts forward new efficient constructions for public-key broadcast encryption that simultaneously enjoy the following properties: receivers are stateless; encryption is c...
Cécile Delerablée, Pascal Paillier, ...
PAIRING
2007
Springer
132views Cryptology» more  PAIRING 2007»
15 years 3 months ago
Instruction Set Extensions for Pairing-Based Cryptography
A series of recent algorithmic advances has delivered highly effective methods for pairing evaluation and parameter generation. However, the resulting multitude of options means m...
Tobias Vejda, Dan Page, Johann Großschä...
PKC
2007
Springer
219views Cryptology» more  PKC 2007»
15 years 3 months ago
Cryptanalysis of the Paeng-Jung-Ha Cryptosystem from PKC 2003
At PKC 2003 Paeng, Jung, and Ha proposed a lattice based public key cryptosystem(PJH). It is originated from GGH, and designed as a hybrid of GGH and NTRUEncrypt in order to reduce...
Daewan Han, Myung-Hwan Kim, Yongjin Yeom
PKC
2007
Springer
125views Cryptology» more  PKC 2007»
15 years 3 months ago
Multiparty Computation for Interval, Equality, and Comparison Without Bit-Decomposition Protocol
Damg˚ard et al. [11] showed a novel technique to convert a polynomial sharing of secret a into the sharings of the bits of a in constant rounds, which is called the bit-decomposit...
Takashi Nishide, Kazuo Ohta
PKC
2007
Springer
129views Cryptology» more  PKC 2007»
15 years 3 months ago
Two-Tier Signatures, Strongly Unforgeable Signatures, and Fiat-Shamir Without Random Oracles
We provide a positive result about the Fiat-Shamir (FS) transform in the standard model, showing how to use it to convert threemove identification protocols into two-tier signatur...
Mihir Bellare, Sarah Shoup