By Jack Brummet,
Persiflage and Pranks Editor
click images to enlarge/zoom
Road sign control pads are usually encased in a lock box, but that box is almost always unlocked. And while most road signs have password protection, that password is usually the default "DOTS"—or you can reset the password by holding "shift" and "control" while typing "DIPY" (so it defaults to "DOTS" again).
Jalopnik.com has an article giving step by step instructions on how to hack digital road signs, with the caveat "
DO NOT under any circumstances run around hacking into electronic road signs using the information contained in this step-by-step guide of how to transmit hilarious messages to passing motorists."
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