Abstract
Image data hiding technology is a secret communication which carries hidden data in such a way that no one apart from the sender and intended recipient can even realize there is a hidden message. High embedding capacity, good images quality and security are three important essentials. In this paper, each confidential hexadecimal will be carried by two cover pixels based on a magic matrix generated from a square template to reach the goal of higher embedding capacity while keeping good image visualization. Experimental results reveal that the proposed scheme guarantees higher embedding capacity of 2 bits per pixel and has the PSNR of 44.7 dB on average. Moreover, secret keys are used to ensure security consideration.
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