International Journal of Computer Science and Network
Computer networks vulnerable to penetration and thus steal or modify digital data. For this the authors need the security of digital data and the means to protect the property rights of these data led to more interest in the development of new methods for watermark signs. The emergence of many challenges and the rapid development of the means of communications and computer networks and the internet. Digital information revolution has affected a lot on human societies. Data today has become available in digital format (text, image, audio, and video), which led to the emergence of many opportunities for creativity for innovation as well as the emergence of a new kind of challenges.