Sciweavers

CCS
2010
ACM
14 years 6 months ago
Toward practical authorization-dependent user obligation systems
Many authorization system models include some notion of obligation. Little attention has been given to user obligations that depend on and affect authorizations. However, to be u...
Murillo Pontual, Omar Chowdhury, William H. Winsbo...
CCS
2010
ACM
14 years 6 months ago
Region-based BGP announcement filtering for improved BGP security
BGP prefix hijacking is a serious security threat on the Internet. In this paper we propose a region-based BGP announcement filtering scheme (RBF) to improve the BGP security. I...
Fernando Sanchez, Zhenhai Duan
CCS
2010
ACM
14 years 6 months ago
Practical ID-based encryption for wireless sensor network
In this paper, we propose a new practical identity-based encryption scheme which is suitable for wireless sensor network (WSN). We call it Receiver-Bounded Online/Offline Identity...
Cheng-Kang Chu, Joseph K. Liu, Jianying Zhou, Feng...
CCS
2010
ACM
14 years 6 months ago
A logic for authorization provenance
In distributed environments, statements from a number of principals, besides the central trusted party, may influence the derivations of authorization decisions. However, existin...
Jinwei Hu, Yan Zhang, Ruixuan Li, Zhengding Lu
CCS
2010
ACM
14 years 6 months ago
A game theoretic model for digital identity and trust in online communities
Digital identity and trust management mechanisms play an important role on the Internet. They help users make decisions on trustworthiness of digital identities in online communit...
Tansu Alpcan, Cengiz Örencik, Albert Levi, Er...
CCS
2010
ACM
14 years 6 months ago
A solution for the automated detection of clickjacking attacks
Marco Balduzzi, Manuel Egele, Engin Kirda, Davide ...
CCS
2010
ACM
14 years 6 months ago
Computationally secure two-round authenticated message exchange
Klaas Ole Kürtz, Henning Schnoor, Thomas Wilk...
CCS
2010
ACM
14 years 6 months ago
Bureaucratic protocols for secure two-party sorting, selection, and permuting
In this paper, we introduce a framework for secure two-party (S2P) computations, which we call bureaucratic computing, and we demonstrate its efficiency by designing practical S2P...
Guan Wang, Tongbo Luo, Michael T. Goodrich, Wenlia...
CCS
2010
ACM
14 years 6 months ago
Attribute-based signature and its applications
In an attribute-based signature (ABS), users sign messages with any predicate of their attributes issued from an attribute authority. Under this notion, a signature attests not to...
Jin Li, Man Ho Au, Willy Susilo, Dongqing Xie, Kui...