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EmbAu: A Novel Technique to Embed Audio Data Using Shuffled Frog Leaping Algorithm
Nokhwal, Sahil, Pahune, Saurabh, Chaudhary, Ankit
The aim of steganographic algorithms is to identify the appropriate pixel positions in the host or cover image, where bits of sensitive information can be concealed for data encryption. Work is being done to improve the capacity to integrate sensitive information and to maintain the visual appearance of the steganographic image. Consequently, steganography is a challenging research area. In our currently proposed image steganographic technique, we used the Shuffled Frog Leaping Algorithm (SFLA) to determine the order of pixels by which sensitive information can be placed in the cover image. To achieve greater embedding capacity, pixels from the spatial domain of the cover image are carefully chosen and used for placing the sensitive data. Bolstered via image steganography, the final image after embedding is resistant to steganalytic attacks. The SFLA algorithm serves in the optimal pixels selection of any colored (RGB) cover image for secret bit embedding. Using the fitness function, the SFLA benefits by reaching a minimum cost value in an acceptable amount of time. The pixels for embedding are meticulously chosen to minimize the host image's distortion upon embedding. Moreover, an effort has been taken to make the detection of embedded data in the steganographic image a formidable challenge. Due to the enormous need for audio data encryption in the current world, we feel that our suggested method has significant potential in real-world applications. In this paper, we propose and compare our strategy to existing steganographic methods.
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Journalists allege threat of drone execution by US
Washington DC - Two journalists who say they have been targeted by the United States have filed a complaint against the American government, accusing it of putting them on a "kill list" and demanding to be taken off it. The complaint was filed in the US District Court of the District of Columbia on Thursday on behalf of Ahmad Muaffaq Zaidan - a dual Pakistani-Syrian citizen who works for Al Jazeera and Bilal Abdul Kareem, an American who has freelanced for Al Jazeera. It accuses the US government of using information gathered via its Skynet surveillance programme, which has been used to guide drone strikes on "terror suspects". The plaintiffs accuse the United States of conspiracy to commit murder outside its borders and violating international law on targeting civilians. Filed by UK-based rights group Reprieve and the Washington DC-based law firm Lewis Baach, the complaint asks the court to declare the journalists' inclusion on the list illegal, and issue an injunction removing their names until they can review the secret evidence against them.
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