UNDECIPHERABLE SPECIAL PASSWORD USING ANCIENT CHINESE CHARACTER

摘要

PROBLEM TO BE SOLVED: To obtain unreadable characters by using a real solution for a password in steps according to the secrecy of three kinds of solution, and changing some characters that are made distinctive by adding character squaring capable of converting the real solution into different characters when a final system having top secrecy is entered. ;SOLUTION: A terminal gains access to a host computer and enters it with a 8-digit password consisting of English letters and numbers, and then the system is set to three stages according to the degree of secrecy. In the 1st stage, a connection is disabled unless a cipher is used for a password. In the 2nd stage, the real solution is used as a password and when the final system having the top secrecy is entered, the characters made distinctive by adding the character aquaring capable of converting the real solution are changed into different characters. In the final 3rd stage, only the top administrator of the organization is enabled to answer by converting two places of the real cipher according to the meaning.;COPYRIGHT: (C)1998,JPO