Enhancing the Security of Data Using Digital Stemage Technique

Abstract

Steganography: the science of hidden communication is one among the branches of data transfer activity. It permits secret knowledge transmission as well as hides the existence of message itself therefore on defend the transmitted data from unplanned recipient. In past decade, tons of analysis has been done on numerous Steganography schemes in spacial and rework domain. the concept to cover secret knowledge in contour let domain [security]. so as to possess secure communication within the presence of steganalyzer, we've got adopted the quilt choice criteria supported distinction measuring. victimization distinction measuring, appropriate cowl is chosen from commonplace take a look at image information then embedding is distributed in contour let sub bands of canopy image. Embedding knowledge in appropriate cowl image can increase performance of the system and ends up in additional features in that. The potency of utilized methodology is illustrated victimization in quality metrics of the image.