| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a printing medium in which the concealment of electronic data can be heightened and consequently a printed matter can be prevented from being tampered, an image forming device, and a printing method. <P>SOLUTION: An IC tip 2 equipped with an input-output controlling part for inputting and outputting data to and from outside, a first memory in which certified data have been stored in advance, a collating part for collating the certified data stored in the first memory with the input data input in the input-output controlling part, a second memory which stores verified data corresponding to an image printed on the surface of the printing medium 1; and an access controller which controls the writing of the data in the second memory, is provided in the printing medium 1, onto which printing can be possible and in which the electronic data can be stored. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
