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Displaying 1-14 out of 14 total
Respecting Privacy in Web Service Composition
Found in: 2013 IEEE International Conference on Web Services (ICWS)
By Salah-Eddine Tbahriti,Brahim Medjahed,Chirine Ghedira,Djamal Benslimane,Michael Mrissa
Issue Date:June 2013
pp. 139-146
Privacy is still among the key challenges that keep hampering DaaS service composition solution. Indeed services may follow different, conflicting privacy specifications with respect to the data they use and provide within a composition. In this paper, we ...
 
How to Preserve Privacy in Services Interaction
Found in: Advanced Information Networking and Applications Workshops, International Conference on
By Salah-Eddine Tbahriti,Brahim Medjahed,Zaki Malik,Chirine Ghedira,Michael Mrissa
Issue Date:March 2012
pp. 66-71
In this paper, we present a formal model for preserving privacy in Web services. We define a Web service-aware privacy model that deals with the privacy of input data, output data, and operation usage. We introduce a matching protocol that caters for parti...
 
Meerkat - A Dynamic Privacy Framework for Web Services
Found in: Web Intelligence and Intelligent Agent Technology, IEEE/WIC/ACM International Conference on
By Salah-Eddine Tbahriti,Brahim Medjahed,Zaki Malik,Chirine Ghedira,Michael Mrissa
Issue Date:August 2011
pp. 418-421
In this paper, we present Meerkat, a dynamic framework for preserving privacy in Web services. We define a Web service-aware privacy model that deals with the privacy of input data, output data, and operation usage. We introduce a matching protocol that ca...
 
WebNeg: A Genetic Algorithm Based Approach for Service Negotiation
Found in: Web Services, IEEE International Conference on
By Khayyam Hashmi,Amal Alhosban,Zaki Malik,Brahim Medjahed
Issue Date:July 2011
pp. 105-112
Automated negotiation among Web services not only provides an effective way for the services to bargain for their optimal customizations, but also allows the discovery of overlooked potential solutions. A number of negotiation supporting techniques have be...
 
An Enterprise Messaging Middleware for Mobile Services
Found in: Distributed Computing Systems Workshops, International Conference on
By Brahim Medjahed, David Carver
Issue Date:June 2007
pp. 74
In this paper, we introduce a messaging middleware for enterprise services in wireless environments. The proposed middleware enables seamless integration between mobile devices/users and enterprise services. Mobile users send their requests to the enterpri...
 
Customized Delivery of E-Government Web Services
Found in: IEEE Intelligent Systems
By Brahim Medjahed, Athman Bouguettaya
Issue Date:November 2005
pp. 77-84
Senior citizens are challenged in ways that are fundamentally different from other age groups. Services must be delivered to them in ways that are suitable to their inherent age-related limitations. A novel approach for the automatic delivery of customized...
 
Infrastructure for E-Government Web Services
Found in: IEEE Internet Computing
By Brahim Medjahed, Abdelmounaam Rezgui, Athman Bouguettaya, Mourad Ouzzani
Issue Date:January 2003
pp. 58-65
<p>WebDG is a comprehensive infrastructure for providing customized government services over the Web while maintaining citizens' privacy.</p>
 
A Query Rewriting Approach for Web Service Composition
Found in: IEEE Transactions on Services Computing
By Mahmoud Barhamgi, Djamal Benslimane, Brahim Medjahed
Issue Date:July 2010
pp. 206-222
Data-Providing (DP) services allow query-like access to organizations' data via web services. The invocation of a DP service results in the execution of a query over data sources. In most cases, users' queries require the composition of several services. I...
 
Dissemination Protocols for Event-Based Service-Oriented Architectures
Found in: IEEE Transactions on Services Computing
By Brahim Medjahed
Issue Date:July 2008
pp. 155-168
The Event-driven, or notification-based, paradigm has attracted much research interest in areas such as distributed systems, databases, workflow, and grid computing. However, little attention was devoted to event-driven Service-Oriented Architectures (SOAs...
 
A Multilevel Composability Model for Semantic Web Services
Found in: IEEE Transactions on Knowledge and Data Engineering
By Brahim Medjahed, Athman Bouguettaya
Issue Date:July 2005
pp. 954-968
We propose a composability model to ascertain that Web services can safely be combined, hence avoiding unexpected failures at runtime. Composability is checked through a set of rules organized into four levels: syntactic, static semantic, dynamic semantic,...
 
Privacy-Enhanced Web Service Composition
Found in: IEEE Transactions on Services Computing
By Salah-Eddine Tbahriti,Chirine Ghedira,Brahim Medjahed,Michael Mrissa
Issue Date:April 2014
pp. 210-222
Data as a Service (DaaS) builds on service-oriented technologies to enable fast access to data resources on the Web. However, this paradigm raises several new privacy concerns that traditional privacy models do not handle. In addition, DaaS composition may...
 
Self-healing framework for Cloud-based services
Found in: 2013 ACS International Conference on Computer Systems and Applications (AICCSA)
By Amal Alhosban,Khayyam Hashmi,Zaki Malik,Brahim Medjahed
Issue Date:May 2013
pp. 1-7
Cloud computing enables the automated creation of business applications from independently developed and deployed services. In this paper, we propose a technique for Cloud-based services to dynamically evaluate the performance of services based on their pr...
   
Introduction to special issue on semantic Web services
Found in: ACM Transactions on Internet Technology (TOIT)
By Athman Bouguettaya, Boualem Benatallah, Brahim Medjahed
Issue Date:November 2007
pp. 1-es
Due to the existence of large numbers of legacy documents (such as old books and newspapers), improving retrieval effectiveness for OCR'ed documents continues to be an important problem. This article compares the effect of OCR error correction with and wit...
     
Preserving privacy in web services
Found in: Proceedings of the fourth international workshop on Web information and data management (WIDM '02)
By Abdelmounaam Rezgui, Athman Bouguettaya, Brahim Medjahed, Mourad Ouzzani
Issue Date:November 2002
pp. 56-62
Web services are increasingly being adopted as a viable means to access Web-based applications. This has been enabled by the tremendous standardization effort to describe, advertise, discover, and invoke Web services. Digital government (DG) is a major app...
     
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