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Image forming apparatus, image reproducing apparatus and image processing system

  • US 20070250717A1
  • Filed: 04/16/2007
  • Published: 10/25/2007
  • Est. Priority Date: 04/20/2006
  • Status: Abandoned Application
First Claim
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1. An image forming apparatus comprising:

  • a first generating part configured to generate an encrypted image data by subjecting an input image data to a predetermined encryption process;

    a second generating part configured to generate a decryption key that is used when decrypting the encrypted image data, said second generating part generating a different decryption key every time the encrypted image data is generated, and generating an identifier that is uniquely determined based on the encrypted image data; and

    an outputting part configured to form decryption key information by adding the identifier to the decryption key, and to store the decryption key information in a first removable storage medium that is connected to the image forming apparatus.

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