To link to full-text access for this article, visit this link: http://dx.doi.org/10.1016/j.compeleceng.2013.12.003 Byline: Xiaojun Zhang, Chunxiang Xu, Chunhua Jin, Run Xie Abstract: acents We propose an efficient forward secure identity-based signature scheme from lattice assumption. acents The signing secret key size and the signature length of our scheme are much shorter and invariant. acents We prove that our scheme is unforgeability in the random oracle model. acents We extend our scheme to a forward secure identity-based signature scheme in the standard model. Article Note: (footnote) [star] Reviews processed and recommended for publication to Editor-in-Chief by Associate Editor Dr. Jose M. Alcaraz calero.