program eurocrypt may lofthus norway program eurocrypt may lofthus norway general chair kaare presttun email eurocrypt alcatel no program chair tor helleseth department of informatics university of bergen n bergen norway email torh ii uib no monday may session authentication chair j seberry welcome and opening remarks on the relation between a codes and codes correcting independent errors t johansson b smeets lund university sweden and g kabatianskii institute for problems of information transmission russia optimal authentication systems r safavi naini and l tombak university of wollongong australia coffee or tea session public key chair a odlyzko factoring integers using simd sieves b dixon princeton university usa and a k lenstra bellcore usa a new elliptic curve based analogue of rsa n demytko telecom research laboratories australia weaknesses of a public key cryptosystem based on factorization of finite groups j stern ens france lunch session block ciphers chair a de santis differentially uniform mappings for cryptography k nyberg technical university of vienna austria on permutations against differential cryptanalysis t beth and c ding eiss university of karlsruhe germany two new classes of bent functions c carlet inria france boolean functions satisfying a higher order strict avalanche condition t w cusick suny buffalo usa coffee or tea session secret sharing chair y desmedt size of shares and probability of cheating in threshold schemes m carpentieri a de santis and u vaccaro university of salerno italy nonperfect secret sharing schemes and matroids k kurosawa k okada k sakano w ogata and s tsujii tokyo institute of technology japan tuesday may session streamciphers i chair t helleseth from the memoars of a norwegian cryptolog e selmer university of bergen norway invited talk on the linear complexity of products of shift register sequences r gottfert and h niderreiter austrian academy of sciences vienna austria coffee or tea session streamciphers ii chair d gollman resynchronisation weaknesses in synchronous stream ciphers j daemen r govaerts and j vandewalle esat ku leuven belgium blind synchronization of m sequences with even span r games and j j rushanan mitre usa on constructions and nonlinearity of correlation immune functions j seberry x zhang and y zheng university of wollongong australia lunch session digital signatures chair c schnorr practical and provable secure release of a secret and exchange of signatures i b damgard aarhus university denmark subliminal communication is easy using the dsa g j simmons can oss be repaired d naccache gemplus france coffee or tea session protocols i chair k kurosawa limitations of logical analysis of cryptographic protocols c boyd and w mao university of manchester united kingdom practical anonymous and secure voting scheme k itoh c park and k kurosawa tokyo institute of technology japan untransferable rights in a client independent server environment j domingo ferrer university of barcelona spain interactive hashing simplifies zero knowledge protocol design r ostrovsky uc berkeley usa r venkatesan bellcore usa and m yung ibm t watson usa rump session chair i ingemarsson accepted paper security in digital mobile communication systems c park k kurosawa t okamoto and s tsujii tokyo institute of technology japan wednesday may session hash functions chair b preneel one way accumulators a decentralized alternative to digital signatures j benaloh and m de mare clarkson university usa some attacks on the arl hash function i b damgard and l r knudsen aarhus university denmark collisions for the compression function of md b den boer and a bosselaers esat ku leuven belgium how to find and avoid collisions for the knapsack hash function j patarin bull cp france coffee or tea session payment systems chair i b damgard single term off line coins n t ferguson cwi amsterdam the netherlands improved privacy in wallets with observers r j f cramer cwi amsterdam the netherlands and t p pedersen aarhus university denmark how to prevent the mafia fraud using distance bounding protocols s brands and d chaum cwi amsterdam the netherlands lunch session cryptanalysis chair g j simmons on the distribution of characteristics in bijective mappings l o connor university of waterloo canada on the security of the idea block cipher w meier htl switzerland linear cryptanalysis method for des cipher m matsui mitsubishi japan new types of cryptanalytic attacks using related keys e biham technion israel coffee or tea session protocols ii chair p landrock reconciliation on a secret key through public discussion g brassard and l salvail university of montreal canada global unpredictable bit generation without broadcast d beaver and n so penn state university usa iacr business meeting keywords
