公开(公告)号：KR1020090007936A

公开(公告)日：2009-01-21

申请号：KR1020070071178

申请日：2007-07-16

Applicant: 재단법인서울대학교산학협력재단

Inventor： 이은동 ,  정문영 ,  박영훈 ,  정동욱 ,  서승우

IPC: G06F3/02 ,  G06F21/00

CPC classification number: G06F21/36 ,  G06F21/6245

Abstract: A security character string disclosure preventing method by using a pair of meaning character and a pair of the meaningless character are provided to match a pair of characters through rotation of a circle plate. The fixed security string is presented in a system(S10). The rotation of the rotation character string is used. It matches with the first character and the second character which is in the rotation character string in the fixed string and the user presses the input button(S20). A system obtains the information of the character pair matched for the target point of time. All character pairs of the security character string are completely inputted.

Abstract translation: 提供通过使用一对意义字符和一对无意义字符的安全字符串公开防止方法，以通过圆盘的旋转来匹配一对字符。 在系统中呈现固定安全字符串（S10）。 使用旋转字符串的旋转。 它与固定字符串中的旋转字符串中的第一个字符和第二个字符匹配，并且用户按下输入按钮（S20）。 系统获取与目标时间点匹配的字符对的信息。 安全字符串的所有字符对都被完全输入。