How to embed hidden messages in picture files (OS X)如何嵌入隱藏的訊息,圖片檔案( OS X中)

by Ross McKillop on August 12, 2008 Ross麥基洛普 2008年8月12日

陸委會安全

Yes, just like in the movie是的,就像在電影中 Along Came a Spider沿來到蜘蛛 , you too can hide messages inside of jpg, gif, png and other picture files. ,你也可以隱藏的訊息內的JPG , GIF , PNG及其他圖片文件。

  1. First up, download and install首先,下載並安裝 iSteg isteg . The installation is a breeze - just unzip the file, open the .dmg and drag iSteg to your Applications folder.安裝是一件輕而易舉的-剛才解壓縮文件,打開。 D MG的並拖動i steg到您的應用程序文件夾。 Launch it from there.發射它從那裡。
  2. Enter a password in the Password: field.輸入密碼,在密碼:外地。 This is the password that the person receiving your encrypted picture will need to know in order to extract the hidden message.這是密碼,該人接受您的加密圖片將需要知道,為了提取隱藏的訊息。

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  4. Click the plus (+) button next to the Source Picture File field, and navigate to the picture you want to hide a message in. Select it and click the Choose button.單擊加號( + )按鈕,旁邊的源圖片文件領域,並瀏覽到您要的圖片,以隱藏的訊息英寸選中它並點擊選擇按鈕。
  5. Open your favorite text editor and write out the message you want to send/embed in the picture.打開您最喜愛的文本編輯器,並寫出想要的郵件發送/嵌入中的圖片。 Save the file.保存該文件。
  6. Back in iSteg, click the plus (+) button next to the Source Text File field.早在isteg ,單擊加號( + )按鈕,旁邊的源文本文件領域。 Navigate to the text file you just created and saved, select it, and click the Choose button.瀏覽到文本文件,你剛才創建並保存,選中它,按一下選擇按鈕。

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  8. Click the Process button.按一下按鈕的過程 Give a name to the output file and select a location to save it.給一個名稱以輸出文件,並選擇一個保存位置。 Click Save .單擊保存
  9. iSteg will do its thing, and you’ll be presented with a summary window. isteg將盡自己的事,您會得到一個簡要的窗口。 Click the Close button.單擊關閉按鈕。

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  11. Now send your picture (the output one) to whomever you wanted to share your secret message with.現在發送您的圖片(輸出1 )誰你想分享您的秘密訊息。 They too will need to use iSteg to retrieve the hidden message (or outguess 2.0, or another app that is a front-end for outguess 2.0).他們也將需要使用isteg檢索隱藏的訊息(或outguess 2.0 ,或其他亞洲漿紙這是一個前端為outguess 2.0 ) 。
  12. When they have the file, they’ll need to enter the same password in the Password: field, and select that file using the Source Picture File button.當他們有檔案,他們將需要輸入相同的密碼的密碼:場,並選擇該文件的來源,使用的圖片文件按鈕。 But this time, they’ll have to remove the check mark from the Encode: field.但這個時候,他們將要取消選中馬克從編碼:外地。

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  14. Then click Process to decrypt the file.然後單擊程序,以解密檔案。 If the password is correct, they’ll be asked to give the output file a name, and a location to save it.如果密碼是正確的話,他們會被要求提供輸出文件的名稱,以及保存位置。
  15. iSteg will once again do its thing, and this time a summary window of the decoding process will be displayed. isteg將再次盡自己的事,這個時候的概要的窗口,解碼過程中會被顯示。

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  17. When they open the file that iSteg created, it will contain your secret hidden message.當他們打開該文件指出, isteg建立,它將包含您的秘密隱藏的訊息。
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