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107
Voted
FC
2010
Springer
15 years 2 months ago
2010
Springer
—This paper discusses public-key authenticated key agreement protocols. First, we critically analyze several authenticated key agreement protocols and uncover various theoretical...
91
Voted
ESORICS
2007
Springer
15 years 2 months ago
2007
Springer
We propose the role-and-relation-based access control (R2 BAC) model for workflow systems. In R2 BAC, in addition to a user's role memberships, the user's relationships w...
98
Voted
COCO
2004
Springer
15 years 2 months ago
2004
Springer
Based on the framework of parameterized complexity theory, we derive tight lower bounds on the computational complexity for a number of well-known NP-hard problems. We start by pr...
CCS
2006
ACM
15 years 2 months ago
2006
ACM
Laundering email spam through open-proxies or compromised PCs is a widely-used trick to conceal real spam sources and reduce spamming cost in underground email spam industry. Spam...
102
Voted
CIVR
2006
Springer
15 years 2 months ago
2006
Springer
High-dimensional index is one of the most challenging tasks for content-based video retrieval (CBVR). Typically, in video database, there exist two kinds of clues for query: visual...