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» Intrusion-Resilient Public-Key Encryption
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IWDW
2009
Springer
14 years 2 months ago
A Homomorphic Method for Sharing Secret Images
In this paper, we present a new method for sharing images between two parties exploiting homomorphic property of public key cryptosystem. With our method, we show that it is possib...
Naveed Islam, William Puech, Robert Brouzet
ESORICS
2007
Springer
14 years 1 months ago
On the Privacy of Concealed Data Aggregation
A formal treatment to the privacy of concealed data aggregation (CDA) is given. While there exist a handful of constructions, rigorous security models and analyses for CDA are stil...
Aldar C.-F. Chan, Claude Castelluccia
SP
1999
IEEE
155views Security Privacy» more  SP 1999»
13 years 12 months ago
Software Smart Cards via Cryptographic Camouflage
A sensitive point in public key cryptography is how to protect the private key. We outline a method of protecting private keys using cryptographic camouflage. Specifically, we do ...
Douglas N. Hoover, B. N. Kausik
PROVSEC
2007
Springer
14 years 1 months ago
CCA2-Secure Threshold Broadcast Encryption with Shorter Ciphertexts
In a threshold broadcast encryption scheme, a sender chooses (ad-hoc) a set of n receivers and a threshold t, and then encrypts a message by using the public keys of all the recei...
Vanesa Daza, Javier Herranz, Paz Morillo, Carla R&...
IACR
2011
88views more  IACR 2011»
12 years 7 months ago
Storing Secrets on Continually Leaky Devices
We consider the question of how to store a value secretly on devices that continually leak information about their internal state to an external attacker. If the secret value is s...
Yevgeniy Dodis, Allison B. Lewko, Brent Waters, Da...