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CCS
2003
ACM
16 years 18 hour ago
Using graphic turing tests to counter automated DDoS attacks against web servers
We present WebSOS, a novel overlay-based architecture that provides guaranteed access to a web server that is targeted by a denial of service (DoS) attack. Our approach exploits t...
William G. Morein, Angelos Stavrou, Debra L. Cook,...
OTM
2007
Springer
16 years 28 days ago
A Meta-model for Ontologies with ORM2
Development of ontology development tools and ontology-enhanced software applications requires thorough understanding of ontology languages in order to implement them according to ...
Christina Tziviskou, C. Maria Keet
ESWS
2005
Springer
16 years 9 days ago
Semantic-Based Automated Composition of Distributed Learning Objects for Personalized E-Learning
Recent advances in e-learning techonologies and web services make realistic the idea that courseware for personalized e-learning can be built by dynamic composition of distributed ...
Simona Colucci, Tommaso Di Noia, Eugenio Di Sciasc...
BPM
2008
Springer
152views Business» more  BPM 2008»
15 years 8 months ago
Reasoning about Repairability of Workflows at Design Time
This paper describes an approach for reasoning about the repairability of workflows at design time. We propose a heuristic-based analysis of a workflow that aims at evaluating its ...
Gaston Tagni, Annette ten Teije, Frank van Harmele...
JWSR
2007
129views more  JWSR 2007»
15 years 6 months ago
Extensible Architecture for High-Performance, Scalable, Reliable Publish-Subscribe Eventing and Notification
Existing Web service notification and eventing standards are useful in many applications, but they have serious limitations that make them ill-suited for large-scale deployments, ...
Krzysztof Ostrowski, Ken Birman, Danny Dolev