How EFF cracked printers’ "hidden dots" code in 2005

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https://www.youtube.com/watch?v=izMGMsIZK4U NSA whistleblower Reality Winner may have been caught thanks to a hidden pattern of dots that color printers bury in every page they print, as an assistance to law enforcement agencies. (more…)

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How EFF cracked printers’ "hidden dots" code in 2005

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