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» Adaptive Security of Symbolic Encryption
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SCN
2010
Springer
187views Communications» more  SCN 2010»
13 years 8 months ago
Searching Keywords with Wildcards on Encrypted Data
Abstract. A hidden vector encryption scheme (HVE) is a derivation of identity-based encryption, where the public key is actually a vector over a certain alphabet. The decryption ke...
Saeed Sedghi, Peter van Liesdonk, Svetla Nikova, P...
CRYPTO
2003
Springer
95views Cryptology» more  CRYPTO 2003»
14 years 3 months ago
Plaintext Awareness via Key Registration
Abstract. In this paper, we reconsider the notion of plaintext awareness. We present a new model for plaintext-aware encryption that is both natural and useful. We achieve plaintex...
Jonathan Herzog, Moses Liskov, Silvio Micali
ICASSP
2008
IEEE
14 years 4 months ago
Speech privacy for modern mobile communication systems
Speech privacy techniques are used to scramble clear speech into an unintelligible signal in order to avoid eavesdropping. Some analog speech-privacy equipments (scramblers) have ...
Jose Francisco de Andrade, Marcello Luiz Rodrigues...
ASIACRYPT
2005
Springer
14 years 3 months ago
Identity-Based Hierarchical Strongly Key-Insulated Encryption and Its Application
In this paper, we discuss non-interactive updating of decryption keys in identity-based encryption (IBE). IBE is a public key cryptosystem where a public key is an arbitrary strin...
Yumiko Hanaoka, Goichiro Hanaoka, Junji Shikata, H...
AAECC
2006
Springer
135views Algorithms» more  AAECC 2006»
14 years 3 months ago
Applying Fujisaki-Okamoto to Identity-Based Encryption
The Fujisaki-Okamoto (FO) conversion is widely known to be able to generically convert a weak public key encryption scheme, say one-way against chosen plaintext attacks (OW-CPA), t...
Peng Yang 0002, Takashi Kitagawa, Goichiro Hanaoka...