Digital Watermarking Using Enhanced LSB Technique

Nowadays, there is a huge requirement of multimedia data security with an advent use of internet that is being more important to save the data confidentiality and save from various attacks. This paper represents the improvement of LSB (Least Significant Bit) watermarking mechanism by using two host images instead of one image to embed the watermark using some logical operations on the bits of the images. It provides better security and on the other and it preserves the originality of the host image. To compare the image quality we used some image quality parameters like PSNR, MSE, NAE, AD, MD, NCC, and SC.