CARAMBA - 2017 - Annual activity report

CARAMBA

CARAMBA - 2017

Project-Team Caramba

Personnel

Overall Objectives

Overall Objectives
Scientific Grounds

Research Program

The Extended Family of the Number Field Sieve
Algebraic Curves in Cryptology
Computer Arithmetic
Symmetric Cryptography
Polynomial Systems

Application Domains

Better Awareness and Avoidance of Cryptanalytic Threats
Promotion of Better Cryptography
Key Software Tools

Highlights of the Year

New Software and Platforms

Belenios
tinygb
CADO-NFS

New Results

Improved Complexity Bounds for Counting Points on Hyperelliptic Curves
Deciphering of a Code Used by a 19th Century Parisian Violin Dealer
Discrete Logarithm Record Computation in Extension Fields
Using Constraint Programming to Solve a Cryptanalytic Problem
Optimized Binary64 and Binary128 Arithmetic with GNU MPFR
A New Measure for Root Optimization
Mathematical Computation with SageMath
Topics in Computational Number Theory Inspired by Peter L. Montgomery
Improved Methods for Finding Optimal Formulae for Bilinear Maps in a Finite Field
Big Prime Field FFT on the GPU
CM Plane Quartics
Explicit Isogenies in Genus 2 and 3
Modular Polynomials of Hilbert Surfaces
Individual Logarithm Step in Non-prime Fields
Last Year Results that Appeared in 2017

Bilateral Contracts and Grants with Industry

Training and Consulting with French Ministry of Defense
Consulting with Docapost
Consulting with Canton of Geneva
Research Contract with Orange
FUI Industrial Partnership on Lightweight Cryptography

Partnerships and Cooperations

National Initiatives
International Research Visitors

Dissemination

Promoting Scientific Activities
Teaching - Supervision - Juries
Popularization

Bibliography

Publications of the year
References in notes

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Section: Highlights of the Year

Highlights of the Year

The CARAMBA team organized the “Journées Codage et Cryptographie 2017”, whose objective is to regroup the French speaking community working on error-correcting codes and on cryptography. It is affiliated with the “Groupe de travail C2” of the GDR-IM.

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