This work was supported by the National Natural Science Foundation of China(Grant No.61872359,62122085 and 61936008);the National Key R&D Program of China(Grant No.2020YFB1805402),and the Youth Innovation Promotion Association of Chinese Academy of Sciences.
Nonlinear feedback shift register(NFSR)is one of the most important cryptographic primitives in lightweight cryptography.At ASIACRYPT 2010,Knellwolf et al.proposed conditional differential attack to perform a cryptana...
supported by National Natural Science Foundation of China(Grant Nos.61872359,61936008).
Dear editor,Group signature(GS)[1]is a milestone in privacy-oriented cryptography,which provides authentication for messages and keeps signers anonymous.Trolin and Wikstr¨om[2]properly generalized GS into the notion ...