Digital image Steganography

This is used to protect images and hide its data and prevents other users from viewing it.  it often viewed as a digital watermark because of its duty to hide certain data and prevent people from viewing and copying what ever a image may contain. Digital image Steganography is used in images, sound files, videos, HTML and text files as well.
To start off, a person has to add bits onto a file so that their hidden messages could actually appear. An example of a software that could be used to encrypt messages in file is InvisibleSecrets2.1. Before encryption was far more harder to do manually, but now with the computer age, it has become far more easier for a person to encrypt and hide things from others.