User authentication device for authentication between server and device based on bandwidth and effective period
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United States of America Patent
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Apr 30, 2013
Grant Date -
May 6, 2010
app pub date -
Mar 3, 2008
filing date -
Mar 30, 2007
priority date (Note) -
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status (Latency Note)
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Abstract
This invention provides a user authentication control device, a user authentication device, a data processing device, and a user authentication control method and the like that control an authentication interval and an authentication effective period in accordance with a communication speed so as to make it possible to keep a balance between user convenience and safety. The user authentication device, which controls an authentication effective period for a user authentication device of a data processing device connected with a server device through a network, is provided with a bandwidth acquiring unit for acquiring a communication speed of the network and an effective period determining unit for determining an authentication effective period in accordance with the communication speed.
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