| 摘要 |
<p>An image processing apparatus (200) includes a first authentication means configured to authenticate a user, second authentication means configured to authenticate the user, an operation means configured to receive an operation from the user, logout means configured to set the user in a logout state in which the user is unauthenticated, if a predetermined time has passed without the operation means (205, 206) receiving any operation from the user while the user is authenticated by the first authentication means or the second authentication means, and change means configured to change the predetermined time to a second time shorter than a first time, if the user is unauthenticated by the second authentication means while the user is authenticated by the first authentication means and the second authentication means.
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