Steganography is a hidden email encryption type created in which only the sender and the recipient knows of the existence of this email.
We can use steganography to hide an application data inside other data. For example, we can hide a text email in a .JPG image files or MP3 files, ...
Steganography not implement email encryption, so it is often used with encryption software. First data will be encrypted, then hide it inside another file using steganography software.
Some kind of encryption tools required Steganography permutations of a secret key, while others use Private and Public Key cryptography. A typical example of steganography software is StegoMagic. This is a free software to encrypt emails and hide them in the .TXT file, .WAV, or .BMP.
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