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EEE
2004
IEEE
15 years 7 months ago
A Privacy-Friendly Loyalty System for Electronic Marketplaces
Loyalty systems provide an interesting possibility for vendors in customer relationship management. This holds for both real world and online vendors. Beside potential benefits of...
Matthias Enzmann, Markus Schneider 0002
CRYPTO
2006
Springer
224views Cryptology» more  CRYPTO 2006»
15 years 7 months ago
Anonymous Hierarchical Identity-Based Encryption (Without Random Oracles)
We present an identity-based cryptosystem that features fully anonymous ciphertexts and hierarchical key delegation. We give a proof of security in the standard model, based on the...
Xavier Boyen, Brent Waters
DASC
2006
IEEE
15 years 7 months ago
Automated Caching of Behavioral Patterns for Efficient Run-Time Monitoring
Run-time monitoring is a powerful approach for dynamically detecting faults or malicious activity of software systems. However, there are often two obstacles to the implementation...
Natalia Stakhanova, Samik Basu, Robyn R. Lutz, Joh...
FC
2000
Springer
119views Cryptology» more  FC 2000»
15 years 7 months ago
Sharing Decryption in the Context of Voting or Lotteries
Abstract. Several public key cryptosystems with additional homomorphic properties have been proposed so far. They allow to perform computation with encrypted data without the knowl...
Pierre-Alain Fouque, Guillaume Poupard, Jacques St...
NSDI
2008
15 years 6 months ago
Centered Discretization with Application to Graphical Passwords
Discretization is used in click-based graphical passwords so that approximately correct entries can be accepted by the system. We show that the existing discretization scheme of B...
Sonia Chiasson, Jayakumar Srinivasan, Robert Biddl...