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John Thomas Draper (born March 11, 1943), also known as Captain Crunch, Crunch, or Crunchman (after the Cap'n Crunch breakfast cereal mascot), is an American computer programmer and former phone phreak.
Nov 3, 2011 · John Draper is a famous phone phreaker and programmer. Draper first came to prominence as a proficient phone phreaker, earning his Captain Crunch moniker from his use of a Cap’n Crunch Bosun whistle to fool the phone systems. He later built blue boxes to mimic the tones used by phone systems.
Oct 27, 2017 · Under the alias Captain Crunch, phone phreak John Draper mastered the blue box, a device that allowed people to make free telephone calls.
Jan 4, 2011 · Legendary hacker John Draper is known under the alias of Captain Crunch since he used a Captain Crunch cereal whistle to make free phone calls. Draper then built the phone phreaking tool called...
John Draper, also known as “Captain Crunch,” is a legendary figure in the history of phone phreaking, a term used to describe the exploration and manipulation of the telephone network, often for unauthorized purposes.
Nov 5, 2017 · If it wasn’t for the incessant technical curiosity of John Draper, the now 74-year-old former phone hacker known as “Captain Crunch,” Apple Inc. may not exist today. And now, the Captain has just raised $26,000 on Kickstarter to publish his biography.
Aug 23, 2023 · John Draper is a renowned figure in computer programming and hacking culture – Known by his pseudonym “Cap’n Crunch”, Draper gained his notoriety for his early use of ‘phreaking’, a type of hacking that involves manipulating telephone networks for free calls or to explore the system’s inner-workings.
Jan 29, 2001 · John T Draper, legendary phone and computer hacker, who has been jailed and lived as high-tech hobo, has set up Internet security software and consulting firm with small group of partners; Draper...
John T Draper, C Wilson Fraser. FriesenPress, 2018 - Biography & Autobiography - 264 pages. Welcome to the world of John T. Draper, better known as Captain Crunch, an eccentric genius who...
In this clip, John Draper demonstrates the use of the whistle, found in Captain Crunch cereal boxes, to hack into the telephone system. This is how he got the nickname Captain Crunch. Under certain conditions, the 2600Hz tone produced by the whistle made it possible to hack into the analog telephone system in the 1960s and 1970s.
