Philippe Toffin

A Simple Algorithm for Computing the Global Crystal Basis of an Irreducible Uq(sln)-Module

Philippe Toffin, Bernard Leclerc, B. Leclerc, 2000, Int. J. Algebra Comput..

Cryptanalysis of a Public-Key Cryptosystem Based on Approximations by Rational Numbers

Jacques Stern, Philippe Toffin, J. Stern, 1991, EUROCRYPT.

Computation of Approximate L-th Roots Modulo n and Application to Cryptography

Brigitte Vallée, Marc Girault, Philippe Toffin, 1988, CRYPTO.

How to Break Okamoto's Cryptosystem by Reducing Lattice Bases

Brigitte Vallée, Marc Girault, Philippe Toffin, 1988, EUROCRYPT.

How to Guess l-th Roots Modulo n by Reducing Lattice Bases

Brigitte Vallée, Marc Girault, Philippe Toffin, 1988, AAECC.