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https://en.wikipedia.org/wiki/Steganography https://en.wikipedia.org/wiki/Steganography I remember being told that Al-Qaeda used this mechanism to exchange mes

https://en.wikipedia.org/wiki/Steganography https://en.wikipedia.org/wiki/Steganography I remember being told that Al-Qaeda used this mechanism to exchange messages pre-9/11. Surely there are longer established tools for this? Edit: https://www.openstego.com/ https://www.openstego.com/

cvwright 9y ago
> I remember being told that Al-Qaeda used this mechanism to exchange messages I don't think that was ever confirmed. Niels Provos and Peter Honeyman went looking for stego content "in the wild", examining over 2 million images, which was a lot at the time. Their search came up empty. http://www.citi.umich.edu/u/provos/papers/detecting.pdf http://www.citi.umich.edu/u/provos/papers/detecting.pdf Edit: Apparently they did find one image, created as a demonstration for the ABC News story. http://www.citi.umich.edu/u/provos/stego/abc.html http://www.citi.umich.edu/u/provos/stego/abc.html