Supported Partially by the National Natural Science Foundation of China(11926344);Science and Technology Research Projects of Chongqing Municipal Education Commission(KJQN201901402,KJQN201900506);Fund Project of Chongqing Normal University(17XWB021)。
Permutation polynomials is a hot topic in finite fields,they have many applications in different areas.Permutation binomials and trinomials over finite fields were studied recently.In thispaper,by using a powerful lem...
Supported by the Research Initiation Fund for Young Teachers of China West Normal University(412679)
In this paper, we construct two classes of permutation polynomials over finite fields. First, by one well-known lemma of Zieve, we characterize one class permutation polynomials of the finite field, which generalizes ...
Supported by the National Natural Science Foundation ofChina (60772082,61173191,and 61272491)
This article proposes an enhanced differential fault analysis(DFA) method named as fault-propagation pattern-based DFA(FPP-DFA).The main idea of FPP-DFA is using the FPP of the ciphertext difference to predict the...
Supported by the National Natural Science Foundation of China (60970115, 91018008)
The conception of orthomorphism has been generalized in this paper, and a counting formula on the generalized linear orthomorphism in the vector space over the Galois field with the arbitrary prime number p as the cha...
Supported by the National Natural Science Foundation of China (60673071, 60970115, 60970116)
This paper design the P-permutation with cryptologic properties beyond certain bound based on BCH code and Goppa code, which is the generalization of the design method utilizing the maximum distance separable (MDS) ...
Supported by the National Natural Science Foun-dation of China(60503010) and the Foundation of National Laboratory for Modern communications(51436030105DZ0105)
A new attack on block ciphers is introduced, which is termed linear-differential cryptanalysis. It bases the combining of linear cryptanalysis and differential cryptanalysis, and works by using linear-differential pro...