| 摘要 |
PROBLEM TO BE SOLVED: To securely protect the security of a registered file. SOLUTION: This filing system having a function which registers a large number of image files systematically and retrieves an arbitrary image file from the registered image file group is equipped with a registration part 30b which ciphers the contents of the image file and a retrieval part 30c which deciphers and outputs a image file registered by the registration part 30b when the corresponding image file is retrieved and specified. |
