Friday, 19 April 2013

How to hide text behind image


So guys, today i am going to show that how to perform the steganography without the use of any third party software.

What is Steganogrphy?

Steganography deals with composing hidden messages so that only the sender and the receiver know that the message even exists. Since nobody except the sender and the receiver knows the existence of the message, it does not attract unwanted attention. Steganography was used even in ancient times and these ancient methods are called Physical Steganography. Some examples for these methods are messages hidden in messages body, messages written in secret inks, messages written on envelopes in areas covered by stamps, etc. Modern Steganography methods are called Digital Steganography. These modern methods include hiding messages within noisy images, embedding a message within random data, embedding pictures with the message within video files, etc

 

If u want to pass any message or wants to carry any file behind any pic than, after going through this you will successfully able to do this.


The technique to hide a text behind image is below::

  • First make the notepad file of the text, u want to hide.

  • Select/Choose the picture in which you wants to hide.

  • Make sure that both are saved are same location.

Suppose your both files are at Desktop in xxx folder.

Now open cmd---

Goto the desired path--   

Type cd Desktop

         cd xxx

 

Then run the below command--

 

copy /b image.jpg+ abc.txt

Now to see that hidden message or text, just open the image with notepad and at the end of the coding u will find the message.

Try it and enjoy....


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