INDOCRYPT – 2003
                                        Conference Schedule
                                                             India Habitat Centre, New Delhi.
                                                                             
8 December 2003 

                 9:30 – 10:30  Invited Talk
                                      Session Chair : Thomas Johansson
                                      Linear Complexity and Related Complexity Measures   
                                      for  Sequences
                                      Harald Niederreiter

                 10:30 – 11:00  Tea

                 11:00 – 11:50  Stream Cipher
                                         Session Chair : Harald Niederreiter
                 11:00 – 11:25  Hiji-bij-bij : A New Stream Cipher with a Self-Synchronizing
                                         Mode of Operation
                                         Palash Sarkar
                 11:25 – 11:50   Analysis of Non-fortuitous Predictive States of the RC4
                                         Keystream Generator
                                         Souradyuti Paul and Bart Preneel
              
               12:00 – 14:30   Inauguration & Lunch    
               14:30 – 15:20   Boolean Function
                                         Session Chair : Jennifer Seberry
               14:30 – 14:55    Construction of Perfect Nonlinear and Maximally Nonlinear
                                         Multi-Output  Boolean Functions Satisfying Higher Order Strict
                                         Avalanche  Criteria (Extended Abstract)
                                         Kishan Chand Gupta and Palash Sarkar
               14:55 – 15:20    Improved Cost Function in the Design of Boolean Functions
                                         Satisfying Multiple Criteria
                                         Selcuk Kavut and Melek D. Ycel

                15:20 – 15:45   Tea

                15:45 – 17:00   Secret Sharing
                                         Session Chair : Rajeeva Karandikar
                15:45 – 16:10   On Multiplicative Linear Secret Sharing Schemes
                                         Ventzislav Nikov, Svetla Nikova and Bart Preneel
                16:10 – 16:35    A new (2,n)-  Visual Threshold Scheme for Color Images
                                         Avishek Adhikari and Somnath Sikdar
                16:35 – 17:00   On the Power of Computational Secret Sharing
                                         V. Vinod, Arvind Narayanan, K. Srinathan, C. Pandu Rangan
                                         and Kwangjo Kim

                17:00 – 17:50   Protocol
                                         Session Chair : C R Chakrawarthy
                17:00 – 17:25   Practical Mental Poker Without a TTP Based on Homomorphic Encryption
                                        Jordi Castella-Roca, Josep Domingo-Ferrer, Andreu Riera and Joan Borrell
                17:25 – 17:50   Lightweight Mobile Credit-CardPayment Protocol
                                        Supakorn Kungpisdan, Bala Srinivasan and Phu Dung Le



9 December 2003 

                      9:30 – 10:30   Invited Talk
                                             Session Chair : Bimal Roy
                                             Forensic Computing
                                            Jennifer Seberry

                      10:30 – 10:50  Tea

                      10:50 – 12:30  Authentication
                                              Session Chair : Palash Sarkar
                      10:50 – 11:15   More Efficient Password Authenticated Key Exchange
                                              Based on RSA
                                             Duncan S. Wong, Agnes H. Chan and Feng Zhu
                      11:15 – 11:40  A Password-Based Authenticator: Security Proof and
                                             Applications
                                              Y. Hitchcock, Yiu Shing Terry Tin, J. M. Gonzalez-Nieto,
                                              Paul   Montague and Colin Boyd
                      11:40 – 12:05  Stronger Security Bounds for OMAC, TMAC and XCBC
                                             Tetsu Iwata and Kaoru Kurosawa
                      11:05 – 12:30  Progressive Verification: The Case of Message
                                             Authentication (Extended Abstract)
                                             Marc Fischlin

                      12:30 – 14:00  Lunch    

                      14:00 – 15:15  Bilinear Pairing
                                              Session Chair : R. Balasubramanian
                      14:00 – 14:25   Identity-Based Broadcasting
                                              Yi Mu, Willy Susilo and Yan-Xia Lin
                      14:25 – 14:50   Efficient Verifiably Encrypted Signature and Partially
                                              Blind Signature from Bilinear  Pairings
                                              Fangguo Zhang, Reihaneh Safavi-Naini and Willy Susilo
                      14:50 – 15:15   Extending Joux's Protocol to Multi Party Key Agreement
                                              (Extended Abstract)
                                               Rana Barua, Ratna Dutta and Palash Sarkar

                      15:15 – 15:40   Tea

                      15:40  – 16:55   Block Cipher
                                                Session Chair : Anne Canteaut
                      15:40  – 16:05    Nonlinearity Properties of the Mixing Operations of the
                                                Block Cipher IDEA
                                                Hamdi Murat Yildirim
                     16:05  – 16:30     Impossible Differential Cryptanalysis for Block Cipher
                                                Structures
                                                J. Kim, Seokhie Hong, Sangjin Lee, Jaechul Sung, Jongin
                                                Lim and Soohak  Sung
                    16:30  – 16:55      Impossible Differential Attack on 30-Round SHACAL-2
                                                S. Hong, Jongsung Kim, Guil Kim,Jaechul Sung,
                                                Changhoon Lee and Sangjin Lee

                     17:00 – 18:00     Busines & General Meeting

                      19:00 – Onwards  Banquet



10 December 2003 

                    9:30 – 10:45    Public Key
                                            Session Chair : C. E. Veni Madhavan
                    9:30 – 9:55      Public Key Cryptosystems Based on Free Partially
                                           Commutative Monoids and Groups
                                            P.J. Abisha, D.G. Thomas and K.G. Subramanian
                    9:55 – 10:20    Prime Numbers of Diffie-Hellman Groups for IKE-
                                            MODP
                                            Ikkwon Yie, Seongan Lim, Seungjoo Kim and Dongryeol Kim
                   10:20 – 10:45    Polynomial equivalence problems and applications to
                                            multivariate cryptosystems   
                                             Francoise Levy-dit-Vehel and Ludovic Perret

                     10:45 – 11:10   Tea

                     11:10 – 12:00   Elliptic Curve & Algebraic Geometry
                                              Session Chair : C. Pandu Rangan
                     11:10 – 11:35  On the Construction of Prime Order Elliptic Curves
                                             Elisavet Konstantinou, Yannis C. Stamatiou  
                                             and Christos Zaroliagis
                     11:35 – 12:00   Counting points on an Abelian variety over a finite field
                                              V. K. Murty and F. A. Izadi

                    12:00 – 12:50   Signature Scheme
                                             Session Chair : Shrikant Ojha
                    12:00 – 12:25   Security Analysis of Several Group Signature Schemes
                                             Guilin Wang
                    12:25 – 12:50   Forking Lemmas for Ring Signature Schemes
                                            Javier Herranz and German Saez

                  12:50 – 14:00    Lunch    

                  14:00 – 15:15    Implementation & Digital Watermarking
                                             Session Chair : P. K. Saxena
                  14:00 – 14:25      Side Channel Attack on Ha-Moon's Countermeasure of
                                             Randomized Signed Scalar Multiplication  
                                            Katsuyuki Okeya and Dong-Guk Han
                  14:25 – 14:50     Systolic and Scalable Architectures for Digit-Serial
                                             Multiplication in Fields GF(p^m)
                                            Guido Bertoni, Jorge Guajardo and Gerardo Orlando
                 14:50 – 15:15      Cryptanalysis of Block Based Spatial Domain Watermarking
                                             Schemes
                                            Tanmoy K. Das