| 摘要 |
PROBLEM TO BE SOLVED: To generate a password which is difficult to be estimated from a writing result remaining in a printing medium.SOLUTION: In an image processing system 1, an electronic pen 40 that can write on a medium with a code showing coordinates given to a password input area reads a code during writing in the password input area. The image processing system has a host computer 20 having a coordinate information acquisition part 91 for acquiring a coordinate from the code, a written information acquisition part 92 for acquiring written information for specifying a writing order, a stroke acquisition processing part 90 for acquiring a stroke to be a writing trace into the password input area on the basis of each information acquired by the respective acquisition parts 91, 92, a stroke set acquisition processing part 81 for dividing a plurality of acquired strokes into symbol convertible units, an OCR processing part 82 for converting a divided stroke set into a symbol, and a password generation processing part 83 for making a symbol string obtained by arranging a plurality of symbols acquired by the OCR processing part 82 in an order based on a writing order a password. |
