| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an authentication system capable of eliminating the necessity of relatively managing information for indicating a public key when encrypting the identification information of a terminal to be a transmission source of information, and even when the terminal is revised by a transmission system, capable of eliminating the necessity of operation for updating the identification information of the terminal or information indicating the public key. <P>SOLUTION: A terminal 10 authenticated by an authentication system 80 and capable of transmitting/receiving data to/from other terminals includes: a storage means for storing a secret key of the terminal 10 and identification information to be used for identification of the terminal 10; a first encryption means for encrypting the identification information by the secret key stored in the storage means to obtain first encryption information; and a transmission means for transmitting the identification information and the first encryption information obtained by the first encryption means to the authentication system 80. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
