Scientific program Yet Another Conference on Cryptography (June 9-13, 2014) is an international conference organized every two years by The conference room is at the « cadran solaire ». the « Institut de Mathématiques de » (IMATH, Toulon University, ).

Informations The 7th edition is organized with the « Institut de Mathématiques de Marseille » (I2M, Aix-Marseille ƒƒ Breakfast : from 07:15 to 09:15 University). ƒƒ Lunch : from 12:15 to 13:15 ƒƒ Dinner : from 19:30 to 20:15 Its main goal is to bring together industrialists and researchers around the following topics: cryptography, coding theory, Social events computer arithmetic, number theory and algebraic geometry Porquerolles, France june 9-13 2014 over finite fields.

ƒƒ Monday, June 9, 2014 The conference is sponsored by the « Université de 18:45: welcome cocktail at the « Théâtre de verdure » Toulon », by the « Institut de Mathématiques de Toulon », ƒƒ Wednesday, June 11, 2014 by the « Institut de Mathématiques de Marseille », by the Afternoon - Social event: Nautic activities or Mountain bike « Labex Archimède », by the FRUMAM (« Fédération de Recherche des Unités de Mathématiques de Marseille ») ƒƒ Thursday, June 12, 2014 and by the « Axe Information de l’Université de Toulon ». 22:00: « Le cadran lunaire »

Scientific committee Website ƒƒ Aubry Yves, IMATH/I2M, University of Toulon, France ƒƒ Blondeau Céline, Aalto University, Finland ƒƒ http://yacc.univ-tln.fr ƒƒ Daemen Joan, STMicroElectronics, Belgium ƒƒ Didier Laurent-Stéphane, IMATH, University of Toulon, France ƒƒ Imbert Laurent, LIRMM, University of , France ƒƒ Joye Marc, Technicolor, , France Invited speakers ƒƒ Kohel David, I2M, Aix-Marseille University, France ƒƒ Jean-Claude BAJARD (University of Paris 6, France) ƒƒ Laguillaumie Fabien, University of , France Partners ƒƒ Langevin Philippe, IMATH, University of Toulon, France ƒƒ Daniel J. KATZ (California State University, ƒƒ Leander Gregor, Technical University of Denmark, Denmark Northridge, USA) ƒƒ Lercier Reynald, University of 1, France INSTITUT ƒƒ Ruud PELLIKAAN (Eindhoven University of ƒƒ Liardet Pierre-Yvan, STMicroelectronics, France de MATHÉMATIQUES Technology, the Netherlands) ƒƒ Lubicz David, CELAR, , France de MARSEILLE ƒƒ Benjamin SMITH (Ecole Polytechnique, Paris, ƒƒ Poulakis Dimitris, University of Thessaloniki, Greece France) ƒƒ Rolland Robert, AcrypTA & eRISCS, France ƒƒ Ritzenthaler Christophe, IRMAR, University of Rennes, France ƒƒ Jean-Pierre TILLICH (INRIA, Rocquencourt, France) AXE DE RECHERCHE UTLN ƒƒ , INRIA Rocquencourt, France Sendrier Nicolas Information ƒƒ Tillich Jean-Pierre, INRIA, Rocquencourt, France ƒƒ Véron Pascal, IMATH, University of Toulon, France Schedule Yacc’2014 ƒƒ 15:00: Ruud Pellikaan « Public key cryptosystems based on ƒƒ 11:30: Dimitrios Poulakis algebraic geometry codes » « A New Lattice Attack on DSA Schemes »

All talks take place at « Cadran solaire ». ƒƒ 16:00: Coffee break ƒƒ 12:15: Lunch ƒƒ 16:30: laria Cardinali and Luca Giuzzi ƒƒ 15:00: Ben Smith « Compact Diffie-Hellman key exchange Monday, June 9, 2014 « Polar Grassmann codes of orthogonal type » with efficient endomorphisms »

ƒƒ 17:00: Grigory Kabatyanskiy and Valery Lomakov ƒƒ 16:00: Coffee break ƒƒ 14:00: Departure of the Special Bus « YACC’2014 », from « On Optimal Codes for Noisy Syndrome Decoding » ƒƒ 16:30: , and the Toulon bus station (nearby railway station) to « La Tour Pierre-Alain Fouque Antoine Joux ƒƒ 17:30: « General isometries of codes » « Multi-user collisions: Applications Fondue » Harbour Serhii Dyshko Chrysanthi Mavromati ƒƒ 18:00: « Questions about the divisibility of to Discrete Logarithm, Even-Mansour and Prince » ƒƒ 15:00: Departure of the Special Boat Regis Blache exponential sums, Fourier coefficients and weight of codes » ƒƒ 17:00: and « YACC’2014 » to Porquerolles Island Cécile Pierrot Razvan Barbulescu ƒƒ 19:30: Dinner « The Multiple Number Field Sieve for Medium and High ƒƒ 15:30: Hotel Check In at the IGESA « Accueil » Characteristic Finite Fields » ƒƒ 16:30: Conference registration at the Conference Room « Le Wednesday, June 11, 2014 ƒƒ 17:30: Pietro Peterlongo, Claudia Tinirello and cadran solaire » Massimiliano Sala « Low-Weight Common Multiples of ƒƒ 16:55: Opening ƒƒ 9:30: Daniel J. Katz « Public key cryptosystems based on Binary Primitive Polynomials through Discrete Logarithms » ƒƒ 17:00: Jean-Pierre Tillich « Recent attacks on McEliece algebraic geometry codes » ƒƒ 19:30 Conference Dinner schemes based on Goppa codes » ƒƒ 10:30: Coffee break ƒƒ 22:00 « Le cadran lunaire » ƒƒ 18:00: Alexis Bonnecaze and Robert Rolland ƒƒ 10:45: Yves Aubry and Annamaria Iezzi « On the maximal « Collecting Data while Preserving Individuals’ Privacy: A number of points on singular curves over finite fields » ƒƒ Friday, June 13, 2014 Case Study » ƒƒ 11:15: Marc Joye « Inversion-Free Arithmetic on Elliptic ƒƒ 9h30: Elena Andreeva « Authenticated Encryption Security ƒƒ 18:45: Welcome cocktail Curves Through Isomorphisms » in Light of the Ongoing CAESAR Competition » ƒƒ 19:45: Dinner ƒƒ 11:45: Daniel Loebenberger and Michael Nüsken « A family ƒƒ 10:30: Coffee break ƒƒ 22:00: GOT-S04-E10 of 6-to-4-bit S-boxes with large linear branch number » ƒƒ 11:00: Aysajan Abidin and Aikaterini Mitrokotsa ƒƒ 12:15: Lunch « A Privacy-Preserving Biometric Authentication Protocol Tuesday, June 10, 2014 ƒ ƒ Afternoon - Social event: Nautic activities or Mountain bike Revisited » ƒƒ 19:30: Dinner ƒƒ 9:30: Jean-Claude Bajard « Useful Systems of ƒƒ 11:30: Kévin Atighehchi, Alexis Bonnecaze and Representation for Cryptographic Implementations » Traian Muntean « Behavior-driven authenticated data Thursday, June 12, 2014 structure » ƒƒ 10:30: Coffee break ƒƒ 12:15: Lunch ƒƒ 11:00: Emanuele Bellini « Yet another algorithm to compute ƒƒ 9:30: Fabien Laguillaumie « Lattice-Based Group Signatures the nonlinearity of a Boolean function » with Logarithmic Signature Size » ƒƒ 14:30: Departure from IGESA

ƒƒ 11:30: François Rodier ƒƒ 10:30: Coffee break ƒƒ 15:00: Departure of the Special Boat « YACC’2014 » « Asymptotic nonlinearity of Boolean functions » ƒƒ 11:00: Franca Marinelli, Riccardo Aragona, Chiara ƒƒ 15:30: Departure of the Special Bus « YACC’2014 » ƒƒ 12:15: Lunch Marcolla and Massimiliano Sala « Some security bounds for from « La Tour Fondue » toward Toulon Bus Station the DGHV scheme » ƒƒ 16:15: Arrival of the Special Bus at Toulon Bus Station.