| 摘要 |
PROBLEM TO BE SOLVED: To provide an authentication mechanism of a challenge base in which it is not necessary to know a secret data used for initial authentication by an authentication side computing entity. SOLUTION: An authenticator computing entity (authenticator) carries out an authentication to an authenticity computing entity (authenticity). At first, the authenticity acquires a challenge from auxiliary authenticity. The authenticity gives the challenge to authenticator, and the authenticator has the auxiliary authenticator which solves the challenge. The authenticator sends a answer to the authenticity, and the authenticity uses this answer in order to authenticate the authenticator. COPYRIGHT: (C)2005,JPO&NCIPI |
