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  • 标题:Embedding Watermark: the way to improve Security
  • 本地全文:下载
  • 作者:Natasha Singh ; Sona Rani
  • 期刊名称:International Journal of Electronics and Computer Science Engineering
  • 电子版ISSN:2277-1956
  • 出版年度:2013
  • 卷号:2
  • 期号:2
  • 页码:492-496
  • 出版社:Buldanshahr : IJECSE
  • 摘要:Digital watermarking is a process of embedding unobtrusive marks or labels into digital content. These embedded marks are typically imperceptible (invisible) that can later be detected or extracted. This paper describes watermarking process and attacks on watermarks. Also a focus is made on various techniques of implementing watermarks. In general, any watermarking scheme consists of three parts: Insertion of a watermark, detection of a watermark and removal of a watermark. The most important properties of digital watermarking techniques are transparency, robustness, security, capacity, reversibility and complexity and possibility of verification.
  • 关键词:Digital watermark; LSB; Steganography; wavelet watermarking; Spread spectrum; Collusion attack; forgery;attack
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