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» Chosen-Ciphertext Attacks Against MOSQUITO
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TYPES
2004
Springer
15 years 2 months ago
A Machine-Checked Formalization of the Random Oracle Model
Abstract. Most approaches to the formal analysis of cryptography protocols make the perfect cryptographic assumption, which entails for example that there is no way to obtain knowl...
Gilles Barthe, Sabrina Tarento
PKC
2004
Springer
106views Cryptology» more  PKC 2004»
15 years 2 months ago
On the Security of Multiple Encryption or CCA-security+CCA-security=CCA-security?
In a practical system, a message is often encrypted more than once by different encryptions, here called multiple encryption, to enhance its security. Additionally, new features ...
Rui Zhang 0002, Goichiro Hanaoka, Junji Shikata, H...
101
Voted
ASIACRYPT
2005
Springer
15 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...
CISC
2007
Springer
152views Cryptology» more  CISC 2007»
15 years 3 months ago
Orthogonality between Key Privacy and Data Privacy, Revisited
Abstract. Key privacy is a notion regarding the privacy of the owner of a public key, which has important applications in building (receiver) anonymous channels, or privacy-enhance...
Rui Zhang 0002, Goichiro Hanaoka, Hideki Imai
90
Voted
ICISC
1998
87views Cryptology» more  ICISC 1998»
14 years 11 months ago
Rabin and RSA analogues based on non-maximal imaginary quadratic orders
Abstract. In 14] and 21] there are proposed ElGamal-type cryptosystems based on non-maximal imaginary quadratic orders with fast trapdoor decryption. The trapdoor information is th...
Detlef Hühnlein, Andreas Meyer, Tsuyoshi Taka...