Steganography is Not a Plant-Eating Dinosaur

Steganography is the art and science of writing hidden messages that no one except the intended recipient knows is there. This is in contrast to cryptography, where an interloper can see the message is there, but the hope is that they can’t crack it and read it.

Lifehacker has some excellent tips on this arcane privacy art:

Remember those invisible ink kits from when you were a kid? You’d write a secret message that no one could see unless they had a black light or the decoder marker. The digital equivalent of invisible ink is steganography software, apps that embed files and data inside other files, hidden from everyone who doesn’t know any better.

Check out the excellent tips Lifehacker offers with the post Hide Data in Files with Easy Steganography Tools.