August 24th, 2010 by lhaasGood news for opponents of censorship. But embedding data in sites such as Flickr could also make it challenging for forensics.
Life is about to become more difficult for countries trying to censor access to foreign websites. A system dubbed Collage will allow users in these countries to download stories from blocked sites while visiting seemingly uncontroversial sites such as Flickr.
Collage relies on a well-established technique known as digital steganography, in which an image file is changed to encode the hidden message without obviously affecting the appearance of the image. A prototype version is due to be unveiled on Friday, 13 August.
via Hiding files in Flickr pics will fool web censors – tech – 09 August 2010 – New Scientist.
