Sanghoon Song Taekyoung Kwon 0002 Ki Song Yoon Practical Security Improvement of PKCS#5. 869-876 https://doi.org/10.1007/978-3-540-39737-3_108 2003 conf/iscis/2003 ISCIS db/conf/iscis/iscis2003.html#SongKY03