A Review on Various Approaches for Image Steganography

Steganography is art of hiding the fact that communication is taking place, by hiding information in other information. Digital images are the most popular file formats that are used because of their high frequency on the internet. Many stenographic and encryption techniques are used to hide information of images. Some of the techniques are better than other, some have advantages and disadvantages. In this paper, we will discuss the review on steganography, its techniques and the encryption algorithms.