Password Recovery on Challenge and Response: Impossible Differential Attack on Hash Function.

Yu Sasaki Lei Wang Kazuo Ohta Noboru Kunihiro Password Recovery on Challenge and Response: Impossible Differential Attack on Hash Function. 290-307 2008 AFRICACRYPT http://dx.doi.org/10.1007/978-3-540-68164-9_20 conf/africacrypt/2008 db/conf/africacrypt/africacrypt2008.html#SasakiWOK08