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» Cryptography in the Bounded-Quantum-Storage Model
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PKC
2004
Springer
106views Cryptology» more  PKC 2004»
14 years 1 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...
SPW
2004
Springer
14 years 29 days ago
Privacy Is Linking Permission to Purpose
Abstract Fabio Massacci1 and Nicola Zannone1 Department of Information and Communication Technology University of Trento - Italy {massacci,zannone} at dit.unitn.it The last years h...
Fabio Massacci, Nicola Zannone
EUROCRYPT
2010
Springer
14 years 13 days ago
Adaptively Secure Broadcast
A broadcast protocol allows a sender to distribute a message through a point-to-point network to a set of parties, such that (i) all parties receive the same message, even if the s...
Martin Hirt, Vassilis Zikas
SDMW
2009
Springer
14 years 5 days ago
Longitude: Centralized Privacy-Preserving Computation of Users' Proximity
A “friend finder” is a Location Based Service (LBS) that informs users about the presence of participants in a geographical area. In particular, one of the functionalities of ...
Sergio Mascetti, Claudio Bettini, Dario Freni
EUROCRYPT
2008
Springer
13 years 9 months ago
Almost-Everywhere Secure Computation
Secure multi-party computation (MPC) is a central problem in cryptography. Unfortunately, it is well known that MPC is possible if and only if the underlying communication network...
Juan A. Garay, Rafail Ostrovsky