Secure data sharing across portals: experiences from OneVRE by Martin Turner, Michael Jones, Meik Poschen, Rob Procter, Andrew Rowley, and Tobias Schiebeck Philosophical Transactions A Volume 371(1983): January 28, 2013 ©2013 by The Royal Society

(a) Access Grid system being used in its three main modes; in a large room-based node with three projectors covering a complete wall, as a portable three liquid crystal display screen room- based node and as a single user desktop implementation. Martin Turner et al. Phil. Trans. R. Soc. A 2013;371: ©2013 by The Royal Society

(a,b) Monthly statistics from 2005 to 2011 for the combined AG Toolkit v. 3.2 and the IOCOM IG2 software. Martin Turner et al. Phil. Trans. R. Soc. A 2013;371: ©2013 by The Royal Society

The use of the facilities by performance artists. Martin Turner et al. Phil. Trans. R. Soc. A 2013;371: ©2013 by The Royal Society

Prof. Martin Turner et al. Phil. Trans. R. Soc. A 2013;371: ©2013 by The Royal Society

Postgraduate lecture series and cross-institutional facilities allow large networks to form and require support structures including website repositories and social annotation and commentary. Martin Turner et al. Phil. Trans. R. Soc. A 2013;371: ©2013 by The Royal Society

High-level layout showing portlet to portlet communication to enable a virtual venue and its contents to be shared between two disparate portal environments. Martin Turner et al. Phil. Trans. R. Soc. A 2013;371: ©2013 by The Royal Society

Cross-links for secure access showing the points of communication between the portlet and the SARoNGS service. Martin Turner et al. Phil. Trans. R. Soc. A 2013;371: ©2013 by The Royal Society

Screenshots showing a Liferay portlet interacting with the University of Manchester secure federated access before OneVRE and Access Grid virtual venue data stores are made available. Martin Turner et al. Phil. Trans. R. Soc. A 2013;371: ©2013 by The Royal Society