Rijndael has been selected by NIST to become the Advanced Encryption Standard(AES)and published as FIPS 197 in November 2001.The cryptanalysis of AES is the most attentive problem at present.In this paper
some new developments on cryptanalysis of AES including Integral Cryptanalysis
Power Analysis and Algebraic Attack are introduced and some potential research ways are presented so as to draw our attention.