Certification apparatus and method
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United States of America Patent
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-
Jun 8, 2004
Grant Date -
N/A
app pub date -
Oct 19, 1999
filing date -
Nov 12, 1998
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Certification will be performed without the use of any external certification organizations in an organization such as an enterprise. A server and a plurality of clients are connected via a network to thereby constitute a certification system for the entire enterprise. A public secondary memory in the server holds a server name, a certificate list, a temporary registrant list and the like. The certificate list includes individual and group certificates, and the certificate includes specifying information on a certification target, a public key and signature by an responsible person of a group, to which the certification target belongs. The group responsible person signs the public key of the group member and specifying information by using the information on a registrant list to generate a certificate.
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