Columbia University researchers Salvatore Stolfo and Ang Cui claimed to have hijacked the software that controls LaserJet Printers’ “Remote Firmware Update” process allowing them to highjack a firmware upgrade.
The two researchers demonstrated how they could instruct a highjacked printer’s fuser, designed to dry the ink, to abnormally heat up and cause a piece of paper to smoke. The researchers used HP’s laser printers to demonstrate their claim.
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