| 摘要 |
The present invention provides a method for generating a secret to be use d in an authentication of a user before a server. Using a data association b etween two data sets, the association being created by the server, the user can provide a secret using an algorithm based on a pin number and a selectio n of a group of elements from one of the data sets, the selected group of da ta elements having counterpart group of elements from the other data set by virtue of the data association. The secret is transmitted to the server. The server performs a similar secret provision, and if the secret from the clie nt is identical to the secret provided by the server, the user is authorized to access information on the server.
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