Information Security Technology for Applications 16th Nordic Conference on Secure IT Systems, NordSec 2011, Tallinn, Estonia, October 26-28, 2011, Revised Selected Papers

Information Flow Based Security Control Beyond RBAC How to enable fine-grained security policy enforcement in business processes beyond limitations of role-based access control (RBAC)

e-Business and Telecommunications 7th International Joint Conference, ICETE 2010, Athens, Greece, July 26-28, 2010, Revised Selected Papers

Theory of Cryptography 9th Theory of Cryptography Conference, TCC 2012, Taormina, Sicily, Italy, March 19-21, 2012. Proceedings

Cryptographic Hardware and Embedded Systems – CHES 2012 14th International Workshop, Leuven, Belgium, September 9-12, 2012. Proceedings

Information Security and Cryptology 7th International Conference, Inscrypt 2011, Beijing, China, November 30 – December 3, 2011. Revised Selected Papers

Noiseless steganography : the key to covert communications