Context sensitive access control. - R. J. Hulsebosch; Alfons H. Salden; Mortaza S. Bargh; P. W. G. Ebben; J. Reitsma (SACMAT, 2005)

Context Sensitive Adaptive Authentication. - R. J. Hulsebosch; Mortaza S. Bargh; Gabriele Lenzini; P. W. G. Ebben; Sorin M. Iacob (EuroSSC, 2007)

Enhancing Face Recognition with Location Information. - R. J. Hulsebosch; P. W. G. Ebben (ARES, 2008)