Future challenges in security and privacy for academia and industry [Electronic resource] : 26th IFIP TC 11 international information security conference, SEC 2011, Lucerne, Switzerland, June 7-9, 2011 : proceedings / eds. J. Camenisch [et al.]. - Electronic text data. - Berlin ; Heidelberg : IFIP International Federation for Information Processing, 2011. - (IFIP advances in information and communication technology, ISSN 1868-4238 ; 354). - ISBN 978-3-642-21424-0 : Б. ц.