1587 search results - page 142 / 318 » Security Patterns and Secure Systems Design Using UML |
167
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CCS
2010
ACM
15 years 5 months ago
2010
ACM
We systematically study the design of image recognition CAPTCHAs (IRCs) in this paper. We first review and examine all IRCs schemes known to us and evaluate each scheme against th...
126
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ACSAC
2006
IEEE
2006
IEEE
A Study of Access Control Requirements for Healthcare Systems Based on Audit Trails from Access Logs
15 years 11 months ago
In healthcare, role-based access control systems are often extended with exception mechanisms to ensure access to needed informationeven when the needs don’t followthe expected ...
132
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ISI
2007
Springer
15 years 11 months ago
2007
Springer
— In this paper we define a new metric for quantifying the degree of anonymity collectively afforded to users of an anonymous communication system. We show how our metric, based...
142
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FPGA
2009
ACM
15 years 11 months ago
2009
ACM
PERG is a pattern matching engine designed for locating predefined byte string patterns (rules) from the ClamAV virus signature database in a data stream. This paper presents PERG...
148
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CCS
2005
ACM
15 years 10 months ago
2005
ACM
In automated trust negotiation (ATN), two parties exchange digitally signed credentials that contain attribute information to establish trust and make access control decisions. Be...