\bib{2002/knudsen-book} \yr 2002 \isbn 3--540--43553--0 \editor Lars Knudsen \book Advances in cryptology---EUROCRYPT 2002: proceedings of the 21st International Annual Conference on the Theory and Applications of Cryptographic Techniques held in Amsterdam, April 28--May 2, 2002 \series Lecture Notes in Computer Science \seriesvol 2332 \publ Springer-Verlag \publaddr Berlin \endref