Clouds and Grids offer significant challenges to providing secure infrastructure software. As
part of a our effort to secure such middleware, we present First Principles Vulnerability …

Scientific workflow systems support various workflow representations, operational modes,
and configurations. Regardless of the system used, end users have common needs: to track …

Scientific workflow systems support different workflow representations, operational modes
and configurations. However, independent of the system used, end users need to track the …

Both efficient representation and robust classification are essential to high-performance
cursive offline handwritten Chinese character recognition. A novel multi-scale feature …

There is a growing tension within large organisations such as universities between the
desire to perform vast amounts of computational processing and the desire to reduce power …

We examine provenance in the context of a distributed job execution system. It is crucial to
capture provenance information during the execution of a job in a distributed environment …

We observed that the Condor batch execution system exposes a lot of information about the
jobs that run in the system. This observation led us to explore whether this system …

When performing a trace-driven simulation of a High Throughput Computing system we are
limited to the knowledge which should be available to the system at the current point within …

With the advancement in distributed computing, workflow management systems have shifted
towards executing processes on top of distributed and parallel information systems, resulting …

By exploiting existing vulnerabilities, malicious parties can take advantage of resources
made available by grid systems to attack mission-critical websites or the grid itself. In this …