Watermaking by Using Dwt and Lsb (Paperback)

In this book we describe a technique of watermarking which is LSB(least significant bit) and DWT (Discrete Wavelet Transform ).watermarking is a processes of embedded a text or mark into an image in such a way that no one can easily detect or remove this text or mark . LSB and DWT is a method of watermarking which describe in this book. watermarking method is widely used in our daily life like fraud passport identification, tampering with images etc