| 摘要 |
There is disclosed an encrypting apparatus including a main controller. The main controller collectively controls reader 12 , read image processing circuit 13 , printer 18 , print image processing circuit 17 , buffer memories 14, 16 , encryption device 23 , decryption device 24 , foreign key detection circuit 47 and control panel 41 . An encryption key and level controller sets encryption strength to an arbitrary one level of two or more several levels when the encryption device encrypts the image data.
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