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EUROCRYPT
2010
Springer
15 years 10 months ago
Fully Secure Functional Encryption: Attribute-Based Encryption and (Hierarchical) Inner Product Encryption
In this paper, we present two fully secure functional encryption schemes. Our first result is a fully secure attribute-based encryption (ABE) scheme. Previous constructions of AB...
Allison B. Lewko, Tatsuaki Okamoto, Amit Sahai, Ka...
LOCA
2009
Springer
16 years 17 days ago
LOCK: A Highly Accurate, Easy-to-Use Location-Based Access Control System
With proliferation of ubiquitous computing, digital access is facing an increasing risk since unauthorized client located at any place may intrude a local server. Location Based Ac...
Yongcai Wang, Junhui Zhao, Toshikazu Fukushima
TACAS
2010
Springer
137views Algorithms» more  TACAS 2010»
16 years 1 months ago
Statistical Measurement of Information Leakage
Information theory provides a range of useful methods to analyse probability distributions and these techniques have been successfully applied to measure information flow and the ...
Konstantinos Chatzikokolakis, Tom Chothia, Apratim...
ACSAC
1999
IEEE
15 years 10 months ago
A Distributed Certificate Management System (DCMS) Supporting Group-Based Access Controls
Mainly for scalability reasons, many cryptographic security protocols make use of public key cryptography and require the existence of a corresponding public key infrastructure (P...
Rolf Oppliger, Andreas Greulich, Peter Trachsel
WAIFI
2010
Springer
158views Mathematics» more  WAIFI 2010»
15 years 3 months ago
On the Efficiency and Security of Pairing-Based Protocols in the Type 1 and Type 4 Settings
Abstract. We focus on the implementation and security aspects of cryptographic protocols that use Type 1 and Type 4 pairings. On the implementation front, we report improved timing...
Sanjit Chatterjee, Darrel Hankerson, Alfred Meneze...