Infosec peeps.
Is anybody aware of any hardware CTFs, whether current or retired? By "hardware" I mean a physical challenge rather than online?
I need something challenging. 
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I just have vague recollections of the BF challenge being used to make the board fart out a few more flags through clever use of an 8 character function
Thanks. Twitter will use this to make your timeline better. UndoUndo
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