Blue box
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A blue box is an electronic device that produces tones used to generate the in-band signaling tones formerly used within the North American long-distance telephone network to send line status and call
Blue box designed and built by Steve Wozniak and sold by Steve Jobs before they founded Apple. Displayed at the Powerhouse Museum, from the collection of the Computer History Museum
John Draper
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John Thomas Draper is an American computer programmer and former phone phreak. He is a widely known figure within the hacker and computer security community. He is primarily known as a colorful and un
Blue box
…included a free gift: a small whistle that, by coincidence, generated a 2600 Hz tone when one of the whistle's two holes was covered. The phreaker John Draper adopted his nickname "Captain Crunch" from this whistle. The "toll-free" 800 service was launched in 1967 and gave the hackers easy numbers to call…
Draper at Maker Faire Berlin, 2015
A Cap'n Crunch boatswain's pipe
John Draper in Canberra, Australia, 1995