PASSWORD INPUT SYSTEM AND METHOD USING ALPHANUMERIC MATRIX

摘要

PROBLEM TO BE SOLVED: To provide a password input system and method using an alphanumeric matrix that can prevent keylogging attacks and shoulder surfing attacks.SOLUTION: The password input system uses the alphanumeric matrix including: a first alphanumeric matrix and a second alphanumeric matrix; an alphanumeric matrix movement module for moving each character of the password included in the second alphanumeric matrix, to a user-defined value which is a character included in the first alphanumeric matrix and optionally selected by a user; and a password input confirmation module for confirming a password input as the second alphanumeric matrix is moved to the first alphanumeric matrix.