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» Characterization of Security Notions for Probabilistic Priva...
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PKC
2007
Springer
189views Cryptology» more  PKC 2007»
14 years 1 months ago
Parallel Key-Insulated Public Key Encryption Without Random Oracles
Abstract. Key-insulated cryptography is a crucial technique for protecting private keys. To strengthen the security of key-insulated protocols, Hanaoka, Hanaoka and Imai recently i...
Benoît Libert, Jean-Jacques Quisquater, Moti...
FSE
2004
Springer
167views Cryptology» more  FSE 2004»
14 years 26 days ago
Nonce-Based Symmetric Encryption
Symmetric encryption schemes are usually formalized so as to make the encryption operation a probabilistic or state-dependent function E of the message M and the key K: the user su...
Phillip Rogaway
PKC
2009
Springer
240views Cryptology» more  PKC 2009»
14 years 8 months ago
Distributed Public-Key Cryptography from Weak Secrets
Abstract.We introduce the notion of distributed password-based publickey cryptography, where a virtual high-entropy private key is implicitly dened as a concatenation of low-entrop...
Céline Chevalier, David Pointcheval, Michel...
ACNS
2005
Springer
94views Cryptology» more  ACNS 2005»
14 years 1 months ago
Optimal Asymmetric Encryption and Signature Paddings
Strong security notions often introduce strong constraints on the construction of cryptographic schemes: semantic security implies probabilistic encryption, while the resistance to...
Benoît Chevallier-Mames, Duong Hieu Phan, Da...
ICALP
2005
Springer
14 years 1 months ago
Password-Based Encryption Analyzed
Abstract. The use of passwords in security protocols is particularly delicate because of the possibility of off-line guessing attacks. We study password-based protocols in the cont...
Martín Abadi, Bogdan Warinschi