| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a caring service system stable against a danger on a network and capable of certificating electronically authentication of the subject, in the caring service system using the network. <P>SOLUTION: A caring service user carries a user token 20 (USB key herein) storing an open key cipher type cipher credence, the caring service user or a care giver connects the user token 20 to a user PC 40 installed in a user house or a care giver PC 30 carried by the care giver, to be communicated with an enterprise server 10 installed in a caring service enterprise via the network 60, enciphers a data flowing to the network using an open key cipher type, and generates a digital signature for information transmitted to the enterprise server 10. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
