Please enable JavaScript to watch this video.Īfter that, you just send the picture to the recipient, and the text will be hidden, right in front of their eyes. You must replace every bit of null space that you remove though. For my example, I am going to be using the following image:Īt the end of the file you can inject ASCII characters, and the file will still function as normal. BMPs and GIFs are great formats to use for steganography, because they have plenty of null space to play with. Now we need to find a picture to inject our text into. Step 2 Pick Your Image to Inject Text Into Run the installer, if you are on Linux, do the usual.Download wxHe圎ditor from their sourceforge.It's my favorite, because you can open files up to exabytes large! This can be done on any operating system.
#Using wxhexeditor how to
Today's Null Byte is going to demonstrate how to hide text inside of the null space in picture files. This would then be chipped off to reveal the message behind it. Another method involved writing directly on the wooden backing of a wax tablet before applying its beeswax surface. One method would be to shave and tattoo messages into a messenger's scalp, letting the hair grow over them to conceal it, then send them off to the recipient. The first records of steganography occurred back in 440 BC.
When you manipulate the alphabet to have your own cipher and decipher, this is considered steganography.
Steganography, the art of hiding things in plain sight, has existed for a long time, and in many forms. This is the first of a multi-part series on steganography techniques.
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