期刊名称：International Journal of Innovative Research in Computer and Communication Engineering
印刷版ISSN：2320-9798
电子版ISSN：2320-9801
出版年度：2018
卷号：6
期号：1
页码：502
DOI：10.15680/IJIRCCE.2017.0601083
出版社：S&S Publications
摘要：One of most important property of digital information is that it is in principle really easy to produce anddistribute unrestricted number of its copies. The actuality that an unlimited number of ideal copies of text, audio and videodata can be illegally distributed and produced requires to study ways embedding copyright information and serial numberin audio and video data Now a day’s internet is an necessary channel for digital assets, but it has been noticed thateverybody are misusing by building illegal copies and leaking the information which creates a bad atmosphere in the fieldof software industry .It can be avoided by doing most outstanding efforts using digital watermarking. As we havewitnessed in the past many months, the problem of protecting multimedia information becomes more essential and a lot ofcopyright owners are worried about protecting any illegal duplication of their data or work. Some serious work wants tobe performing in order to maintain the accessibility of multimedia information but, in the meantime the industry mustcome up with ways to guard brain property of makers, distributors or simple owners of such data. [1] Of the manyapproaches possible to protect visual data, digital watermarking is probably the one that has received nearly all interest.We know that stenography and watermarking are main specifics of quick developing area in case of information hiding.Generally Watermarks are used where authentication or ownership is compulsory. Watermarks are a good way by whichanyone can verify the ownership of multimedia. This paper attempts to first introduce digital watermarking as well assome of its essential notions. It is followed by describing some applications of watermarking techniques.
