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Questions tagged steganography

3 questions

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10
votes
1
answers

Update a PDF to include an encrypted, hidden, unique identifier?

watermark pdflatex steganography
asked 2010-12-27T02:40:47.147
26
votes
9
answers

How can you hide information inside a jpg or gif photo?

image jpeg gif information-hiding steganography
asked 2009-08-01T08:19:14.573
9
votes
7
answers

C++ libraries to manipulate images

c++ image steganography
asked 2008-09-03T13:25:01.383