8644 search results - page 1550 / 1729 » On the Composition of Secure Systems |
187
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SAC
2010
ACM
16 years 1 months ago
2010
ACM
CAPTCHAs protect online resources and services from automated access. From an attacker’s point of view, they are typically perceived as an annoyance that prevents the mass creat...
158
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CSE
2009
IEEE
16 years 1 months ago
2009
IEEE
—Constraints are an important part of role-based access control policies. The safety or security of a system is maintained by enforcing constraints that are specified in the pol...
164
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ICASSP
2009
IEEE
16 years 1 months ago
2009
IEEE
Multimedia social network is a network infrastructure in which the social network members share multimedia contents with all different purposes. Analyzing user behavior in multime...
166
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APNOMS
2009
Springer
16 years 1 months ago
2009
Springer
The Internet is comprised of a lot of interconnected networks communicating reachability information using BGP. Due to the design based on trust between networks, IP prefix hijacki...
138
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CRYPTO
2009
Springer
16 years 1 months ago
2009
Springer
We construct an efficient delegatable anonymous credentials system. Users can anonymously and unlinkably obtain credentials from any authority, delegate their credentials to other ...