Steganography in SMS by Sudoku puzzle 摘要

Abstract：
Sudoku puzzle is a logical game which has recently got very popular. Every day various mass media print these puzzles. As a result these puzzles are a suitable alternative for hidden data transfer. SMS (short message service) is one of the popular mobile-phone services. In this service people can write short messages and send it to each other through mobile phones. In this paper a method has been presented for steganography (hiding data) in Sudoku puzzles and through SMS. In this method after hiding data in a Sudoku puzzle, the puzzle is sent in a way that it does not attract any attention. Steganography algorithm is based on order of place of numbers 1 through 9 in one of the specified row or column of the puzzle. In this algorithm after solving the Sudoku puzzle, one extracts hidden data in accordance with order of numbers 1 through 9 in one of the certain row or column which is with hidden data.


摘要翻譯：
數獨是一種最近非常熱門的邏輯遊戲。許多報紙上面每天都附有數獨遊戲。因為數獨是一種轉換隱藏資料的適當選擇。SMS(簡訊服務)是手機當中一種非常受歡迎的服務。人們可以經由這項服務編寫簡訊並且透過手機寄給其他人。這份文件裡呈現了一個將資料藏在數獨裡且經由SMS的隱藏法。將資料藏進數獨裡之後，這個數獨會以一種不會吸引任何注意力的方式寄出。隱藏的演算法是建立在將1到9數字排序放入數獨棋盤中的行或列的基礎上。在這個演算法裡，解開數獨之後，取出的隱藏資料會跟確定有隱藏資料的行或列裡的數字1到9的排序相同。