Modern Methods in Image Steganography

In last decade the information communication is marked by countless restrictions of state authorities to monitor and restrain communication of the individuals or groups. Due to retention of privacy protection there are naturally intentions to protect and hide this inapproachable type of communication. However, those intention could have other than illegal notion i. e. bank-houses and business related institutions trying to hide their communication by reason of the security related issues. The steganography as art of science, which is dedicated to the methods of hiding secret communication against a background of the harmless - cover communication. This paper deals about the steganography and also emerging problems of hidden communication in the cover information media as imperceptibility and capacity of designed steganographic channel, and after all finding suitable embedding techniques to meet conditions claimed upon steganography.