Jun Yajima Yu Sasaki Yusuke Naito Terutoshi Iwasaki Takeshi Shimoyama Noboru Kunihiro Kazuo Ohta A New Strategy for Finding a Differential Path of SHA-1. 45-58 2007 conf/acisp/2007 ACISP http://dx.doi.org/10.1007/978-3-540-73458-1_4 db/conf/acisp/acisp2007.html#YajimaSNISKO07