| 摘要 |
PROBLEM TO BE SOLVED: To improve the convenience in issuance of a specific document.SOLUTION: An image formation apparatus acquires sheet identification information 230a given to a specific sheet by a sheet identification unit 118, obtains document identification information 230c by specifying document information 230b to be printed on the specific sheet by a document identification unit 119, generates printing identification information 230d formed by associating the sheet identification information 230a with the document identification information 230c by printing identification means (a printing identification unit 120), decodes printing permission information 230e from a manager terminal 200 with a public key 140 paired with a secret key 230 by a printing control unit 121, collates the printing permission information with the printing identification information 230d from the printing identification unit 120, generates printing control information 230f if there is consistency, and gives the printing control information to a printer control unit 112 and thereby prints the document information 230b on the specific sheet by the printer control unit 112.SELECTED DRAWING: Figure 4 |
