Modified algorithm for image watermarking using 2D-DCT and elgamal cryptosystem / Nur Azien Yazid, Kamilah Abdullah and Suhaila Abd Halim

• 主要な著者: Yazid, Nur Azien (著者), Abdullah, Kamilah (著者), Abd Halim, Suhaila (著者)
• フォーマット: 図書
• 出版事項: Universiti Teknologi MARA Cawangan Pulau Pinang, 2019-06.
• 主題: Article; PeerReviewed
• オンライン･アクセス: Link Metadata

Image watermarking embeds identifying information in an image in such a manner that it cannot easily be removed. For the past several years, image digital watermarking has become a necessary element used for hid ing secret image and enabling secured communication such as privacy, confidentiality, au...