Simple Guidance For You To Hide Data In Image.

Hello & Welcome To All

Todays topic is to How Topic is to "How to Hide Important Data In Any Image file".

For the encryption of the data we are going to use Term Called Stegnography.

Styegnography is the technique of hiding secret data within an ordinary , non-secret image file in order to avoid detection.

So lets Start,

Requirement,

• internet connection
• kali linux desktop

Implementation

• Open Terminal & install steghide tool in it. Type Following Cmd.

                              Sudo apt-get install steghide

• After installing Check is it installed or not type cmd 

                                                     Steghide

• After Installing it Create new folder as 'newfolder' and and Store image and message.txt file in it.

• Now In message file Write some Message that you want to send it and Save it.

• After writing message in it. Now in this part we are going to actually hide data.
• for hiding data Go to that folder you have saved the image and message file .
• And For hiding data type following command 

steghide embed -cf img.jpg -ef msg.txt

And hit enter

then it will ask you for password enter password and again hit enter.

Your data get hidden into that image

• Now your task is to send that image contained data to your friend.

 Now in this part we to decrypt the message from thar image.

• For decryption of message you have to again type the following command

steghide extract -sf img.jpg

it also ask for password 

enter the same password for decrption

Your data from image get extracted .

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