| 摘要 |
A document input and output device with a security protection function, the document input and output device being connected to a network and using a plurality of communication protocols, the document input and output device communicating documents in various data forms with plural information devices, includes a protection part configured to provide security protection for the document that is input; a confirmation part configured to encourage reconfirmation of information that is input by a user; and a restriction part configured to limit use of functions of the document input and output device. The document is protected and a document input and output process is performed.
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