2008年9月24日 星期三

[專題]Sharing-Lab程式

Sharing 程式 程式下載


程式說明:
將圖藉由實作Shamir的(k,n)門檻值方式,製作成n個分
存(shares),並且從k個分存還原回原圖。


以下為執行步驟:
  • 開啟程式SharingLab.exe
  • 點選控制列中的"File" -> "Load Pic",讀入一張圖片(顯示在Original Image區域)
  • 輸入Key、k、n的值
  • 點選控制列中的"Actions"->"Rand Pic",將原圖打散
  • 點選"Actions"->"Make Shares"做出n個shares,製造出來的shares會在另外一個視窗顯示
  • 點選"Actions"->"Combine Shares",將由k個分存組合成另一張圖(顯示在Reverse Image區域)
  • 點選"Actions"->"Reverse Pic",將根據Key值將組合起來的圖排列還原成原圖(顯示在Reverse Image區域)
  • 點選"File"->"Save Shares",可以將所有shares儲存起來。

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