Invited speakers

 

• Peter Beelen – Technical Univerity of denmark
  Title: Towers of Function Fields over Non-prime Finite Fields
• Daniel J. Bernstein – University of Illinois at Chicago
  Title: Cryptography for the paranoid
• Philippe Elbaz-Vincent – Institut Fourier
  Title: Mathematical aspects of modern cryptology
• Luca De Feo – Université de Versailles – St-Quentin-en-Yvelines
  Title: Isogeny graphs in cryptography
• Dimitrios Poulakis, Aristotle University of Thessaloniki, Greece
  Title: Cryptographic Primitive for Long Term Security
• Christian Rechberger – Technical University of denmark
  Title: TBA
• Vincent Rijmen – University of Leuven
  Title: Yet another provably secure countermeasure against side-channel attacks?

Call for papers

Anyone wishing to contribute a talk to YACC’2012 is invited to submit a paper (in latex) using our EasyChair (coming soon)

Submission page:

https://www.easychair.org/account/signin.cgi?conf=yacc2012

The submission should begin with a title, author list, a short abstract, and a list of keywords. The paper should be at most 4 pages, using at least 11-point font and reasonable margins.

[warning]Deadline for submissions : June 15th, 2012.
Notification of acceptance : July 15th 2012.[/warning]

Informations to join and leave Porquerolles island.

First you’ll have to come in France and join the city of Hyères.

To go  from Hyères Aeroport  to Hyères Centre bus station.

You can take the bus (20min).
Bus leaving at 8h10, 9h10, 10h10, 11h10, 11h51, 12h45, 13h32, 14h35, 15h35, 16h35, 17h40 and 18h30 from monday to saturday.

Bus leaving at 8h10, 9h10, 11h57, 14h35, 15h35 and 17h40 on Sunday.

To go  from Hyères Aeroport to the Tour Fondue.

You can take a taxi.
I have asked to the taxi company :
from Monday to Friday, 7am to 7pm, the price would be around 25 euros.
Otherwise, it woul be around 35 euros.
(Hyères Taxi Station: 04 94 00 60 00)

To go from Toulon railway station  to Hyères Centre bus station.

If you are in Toulon railway station, you just have to go to the bus station : when you get out of the railway station, turn left.
Just walk 50m and then climb down the stairs. This is there !

Take the bus 29 or 39 until their terminus : Hyères centre. From Monday to Friday, around 4 buses an hour.

http://www.reseaumistral.com/horaires_ligne/index.asp?rub_code=6&thm_id=1150&gpl_id=0

To go  from Hyères Centre bus station to the Tour Fondue.

Just take the bus 67 (30min) and get down at Tour Fondue.

Bus leaving at 6h30, 7h30, 8h25, 9h15, 11h25, 13h45, 15h40
Bus coming back at 7h20, 8h27, 9h, 10h05, 12h, 14h25, 17h35, 18h35 from Monday to Saturday and bus coming back at 9h, 10h05, 12h, 14h25, 17h35, 19h on Sunday.

To go from the Tour Fondue to Porquerolles

Take the shuttle to the island.
Shuttles leaving at 7h30, 9h, 9h30,10h, 10h30, 11h, 11h30, 12h, 12h30, 13h30, 14h30, 15h30, 17h, 18h.
(Shuttles coming back at 7h (not on Sunday), 8h30, 9h30, 10h30, 11h30, 14h,15h, 16h30, 17h30, 18h30)
Please note that if you let a car in the Tour Fondue parking, you will have to pay 6 euros a day.

Please ask me for any questions : herbautf |_at_|  yahoo.fr

Phone numbers.

• La Tour Fondue Shuttle: (33) 04 94 58 21 81
• La Tour Fondue Taxi Boat: (33) 04 94 58 31 19 / 06 09 52 31 19
• La Tour Fondue Car Park: 04 94 01 99 28 (No visitor’s cars allowed on the island)
• IGESA center: (33) 4 94 12 31 80
• Hyères Coach Station (SODETRAV) : 0 825 00 06 50
• Hyères Taxi Station: 04 94 00 60 00

Schedule Yacc’2012 (draft)


All talks take place at « Cadran solaire ».




Monday September 24th 2012 :

14h00-14h30 : Registration
14h30-15h30 : Invited Speaker : Daniel Bernstein

« Cryptography for the paranoid »

15h30-16h00 : Alexandre Duc and Serge Vaudenay

« HELEN: a Public-key Cryptosystem Based on the LPN Problem »

16h00-16h30 : Coffee Break


16h30-17h00 : Ilya Dumer, Grigory Kabatyanskiy and Cédric Tavernier

« More steganography via covering codes »

17h00-17h30 : Mathilde Soucarros, Jessy Clédière, Cécile Dumas and Philippe Elbaz-Vincent

« Perturbation and Evaluation of a True Random Number Generator Imbedded in a Processor »

17h30-18h00 : Gérard Cohen and Jean-Pierre Flori

« On a generalized conjecture involving addition mod 2^k-1″



18h30 : Welcome Cocktail

19h15 : Dinner


Tuesday September 25th 2012 :



09h30-10h30 : Invited Speaker : Philippe Elbaz-Vincent

« Mathematical aspects of modern cryptology« 


10h30-11h00 : Coffee Break


11h00-11h30 : Yves Aubry, Safia Haloui and Gilles Lachaud

« On the number of points on abelian and Jacobian varieties over finite fields »

11h30-12h00 : Tim Hodges, Christophe Petit and Jacob Schlather

« Degree of Regularity for Systems arising from Weil Descent »

12h15 : Lunch




15h30-16h30 : Invited Speaker : Peter Beelen

« Towers of Function Fields over Non-prime Finite Fields« 


16h30-17h00 : Coffee Break


17h00-17h30 : Florian Hess, Henning Stichtenoth, Seher Tutdere

« On Invariants of Towers of Function Fields Over Finite Fields »

17h30-18h00 : Jean-Pierre Flori and Sihem Mesnager

« On bent and hyper-bent functions via Dillon-like exponents »

18h00-18h30 : Florian Caullery

« A New Step Toward Classification Of APN Functions »

19h15 : Dinner


Wednesday September 26th 2012 :



09h30-10h30 : Invited Speaker : Vincent Rijmen

« Yet another provably secure countermeasure against side-channel attacks?« 

10h30-11h00 : Coffee Break


11h00-11h30 : Tammam Alasha

« Constant-time encoding points on elliptic curve of different forms over finite fields »

11h30-12h00 : Sonia Bogos, Ioana Boureanu and Serge Vaudenay

« Primeless Modular Cryptography »



12h15 : Lunch


Thursday September 27th 2012 :




09h30-10h30 : Invited Speaker : Christian Rechberger

« TBA« 


10h30-11h00 : Coffee Break


11h00-11h30 : Daniel Bernstein and Tanja Lange

« Two grumpy giants and a baby »

11h30-12h00 : Anna Rimoldi and Enrico Bertolazzi

« Fast rank computation in F_2″


12h15 : Lunch




15h30-16h30 : Invited Speaker : Luca De Feo

« Isogeny graphs in cryptography« 


16h30-17h00 : Coffee Break


17h00-17h30 : Aurore Guillevic

« Comparing the Pairing Efficiency over Composite-Order and Prime-Order Elliptic Curves »

17h30-18h00 : Zulfukar Saygi and Ferruh Ozbudak

« On the number of quadratic forms of codimension 2 in characteristic 2 giving maximal curves »

20h00 : Banquet


Friday September 28th 2012 :



09h30-10h30 : Invited Speaker : Dimitrios Poulakis

« Cryptographic Primitive for Long Term Security« 


10h30-11h00 : Coffee Break


11h00-11h30 : Karim Tobich, Philippe Maurine, Pierre-Yvan Liardet and Thomas Ordas

« YAFIT by FBI – Yet Another Fault Injection Technique by Forward Bias Injection« 

11h30-12h00 : Philippe Langevin

« APN cubics over GF(2,5) » 


12h15 : Lunch