steganography – Hello guy’s in this tutorial we are going to discuss how to hide our personal information in an image file. if you use lots of social media accounts are bank details definitely save your password in notepad. if you save your password in notepad, some can be seeing it. so if you hide your all username and password in the image it is very secure.
What is steganography?
steganography is a technique of hiding information behind the scene. it is not like cryptography which focuses on encrypting data through different algorithms like MD5, SHA1, etc. steganography focuses more on hiding the data
can be a file, image, message, or video
within another file, image, message, or video to avoid any attraction.
What is the use of steganography?
There are many ways to conceal information using steganography. The most common method is by embedding information into digital images. We all know that digital images say, a JPEG image, contain several megabytes of data in the form of pixels. This allows some room for someone to embed steganographic information within the digital file.
Use comment prompt to hide files in a jpg image (Termux)
If you are a termux user, you can use a command in the terminal to hide your files in an image. this command combines both the files that you want to hide and the image that you choose to use in a single image file.
when you open this image file, it appears as a regular image with nothing indicating there are files hidden in it.
keep a JPG photo-ready with you on your termux root directory as you will be hiding your files in it.
To install this steghide on your termux application open the termux and type the following command
pkg install steghide
Now run this by executing the following comment in terminal to hide txt file into image file
steghide embed -cf (image file) -ef (txt file)
Enter the password to hide the txt file into the image
That’s it successfully hide txt file into image
How to extract hidden text files?
Now run this by executing the following comment in the terminal to extract the hidden text file.
steghide extract -sf (image name )
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