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CCS
2007
ACM
16 years 29 days ago
A simple and expressive semantic framework for policy composition in access control
In defining large, complex access control policies, one would like to compose sub-policies, perhaps authored by different organizations, into a single global policy. Existing po...
Glenn Bruns, Daniel S. Dantas, Michael Huth
TLDI
2005
ACM
102views Formal Methods» more  TLDI 2005»
16 years 10 days ago
An open and shut typecase
Two different ways of defining ad-hoc polymorphic operations commonly occur in programming languages. With the first form polymorphic operations are defined inductively on the...
Dimitrios Vytiniotis, Geoffrey Washburn, Stephanie...
200
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CCS
2005
ACM
16 years 9 days ago
A rewriting-based inference system for the NRL protocol analyzer: grammar generation
The NRL Protocol Analyzer (NPA) is a tool for the formal specification and analysis of cryptographic protocols that has been used with great effect on a number of complex real-l...
Santiago Escobar, Catherine Meadows, José M...
ICDT
2009
ACM
119views Database» more  ICDT 2009»
16 years 7 months ago
Querying data sources that export infinite sets of views
We study the problem of querying data sources that accept only a limited set of queries, such as sources accessible by Web services which can implement very large (potentially inf...
Bogdan Cautis, Alin Deutsch, Nicola Onose
SIGMOD
2009
ACM
143views Database» more  SIGMOD 2009»
16 years 7 months ago
Data integration in mashups
Mashup is a new application development approach that allows users to aggregate multiple services to create a service for a new purpose. Even if the Mashup approach opens new and ...
Giusy Di Lorenzo, Hakim Hacid, Hye-Young Paik, Bou...