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CCS
2010
ACM
16 years 1 months ago
Cryptographic role-based security mechanisms based on role-key hierarchy
Even though role-based access control (RBAC) can tremendously help us minimize the complexity in administering users, it is still needed to realize the notion of roles at the reso...
Yan Zhu, Gail-Joon Ahn, Hongxin Hu, Huaixi Wang
WISA
2009
Springer
16 years 1 months ago
When Compromised Readers Meet RFID
RFID-based access control solutions for mobile environments, e.g. ticketing systems for sport events, commonly rely on readers that are not continuously connected to the back-end s...
Gildas Avoine, Cédric Lauradoux, Tania Mart...
WOWMOM
2009
ACM
143views Multimedia» more  WOWMOM 2009»
16 years 1 months ago
Enhanced Ripple (E-Ripple) protocol for chain-based multihop wireless networks
It has been shown that IEEE 802.11 DCF medium access control (MAC) protocol may not be suitable for multihop wireless networks due to its relatively low throughput and severely un...
Quang Vu Nguyen, Ray-Guang Cheng
COLCOM
2008
IEEE
16 years 1 months ago
A Constraint and Attribute Based Security Framework for Dynamic Role Assignment in Collaborative Environments
Abstract. We investigate a security framework for collaborative applications that relies on the role-based access control (RBAC) model. In our framework, roles are pre-defined and...
Isabel F. Cruz, Rigel Gjomemo, Benjamin Lin, Mirko...
ICC
2007
IEEE
113views Communications» more  ICC 2007»
16 years 1 months ago
Performance Evaluation of a Metro WDM Multi-channel Ring Network with Variable-length Packets
— In this paper, we discuss and evaluate our two metro wavelength division multiplexing (WDM) ring network architectures for variable-length packet traffic. The paper begins with...
Bernardi Pranggono, Rashid Mehmood, Jaafar M. H. E...