How I hacked ALL displays in my high school district to play Rick Astley

This story isn't one of those typical rickrolls where students sneak Rick Astley into presentations, talent shows, or Zoom calls. I did it by hijacking every networked display in every school to broadcast "Never Gonna Give You Up" in perfect synchronization.

High schooler rickrolled entire school by hacking into IoT system : r/nextfuckinglevel

2009 - 2010 student handbook - Greenland School District, AR 72737

High schooler rickrolled entire school by hacking into IoT system : r/nextfuckinglevel

High schooler rickrolled entire school by hacking into IoT system : r/nextfuckinglevel

A former high school student hacker who hacked the entire school district and played 'fishing videos' to 6 high schools fully disclosed the circumstances at that time - GIGAZINE

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I hacked and rickrolled my entire high school district

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How I hacked ALL displays in my high school district to play Rick Astley