Abstract. The problem we study in this paper is the key recovery problem on the C schemes and generalizations where the quadratic monomial of C (the product of two linear monomials...
Pierre-Alain Fouque, Gilles Macario-Rat, Jacques S...
The Isomorphism of Polynomials (IP) is one of the most fundamental problems in multivariate public key cryptography (MPKC). In this paper, we introduce a new framework to study th...
Abstract. Square is a multivariate quadratic encryption scheme proposed in 2009. It is a specialization of Hidden Field Equations by using only odd characteristic elds and also X2...
Abstract. In this paper, we fully break the Algebraic Surface Cryptosystem (ASC for short) proposed at PKC’2009 [3]. This system is based on an unusual problem in multivariate cr...