The Cyber Crime Hall of Fame
Sep 09, 2008, 18:31 (2 Talkback[s])
(Other stories by Corinne Iozzio)
"In the 1970s, Draper used a toy whistle found in Cap'n Crunch
cereal to hack phone lines and make calls. Draper realized the
whistle produced the exact tone necessary to signal that an active
call on a phone line had ended—2600 Hz, to be
precise—when in fact it had not, thus allowing the call to
continue even after the exchange thought it had ended."
Complete
Story
Related Stories: