I hid a cipher in this article. Just as your printer hides it.

▤ Summary

The article explains how printers can embed hidden tracking dots, also known as Machine Identification Code (MIC), in printed pages. It describes how this technique works across major printer vendors and how researchers and privacy groups have documented it. The piece walks through a simple example of decoding the dots from a printed page. It also references Electronic Frontier Foundation research and the broader privacy implications of printer tracing.

▦ Linked Companies

Xerox Corporation

$1B+

Canon

$250M to $500M