Why Printers Add Secret Tracking Dots
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June 6, 2017: Article discusses Microdots and related technologies and techniques for steganography and espionage, such as Steganographic Nature Of Whitespace (aka "SNOW").

The article notes that many commercial desktop printers put microdots on every single page. This is bad news for those engaged in espionage or whistleblowing, because the authorities can tell exactly which machine printed the document, and at a what date and time. There are definitely privacy and security issues at play.



Game and Story Use

  • Lots of great ideas there for espionage games. See our microdot page for a few more.
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