John Thomas Draper, better known as “Captain Crunch” or “Crunchman,” is a notable figure in the early history of computer hacking and the development of the hacker culture. Born in 1943, Draper gained fame in the 1970s for his exploits involving telephone systems, particularly his ability to manipulate the phone network, a practice known as “phreaking.”
Draper’s nickname, “Captain Crunch,” originated from his use of a toy whistle found in Cap’n Crunch cereal boxes. The whistle emitted a tone at a frequency of 2600 hertz, which, coincidentally, was the same frequency used by AT&T’s telephone switching systems at the time. By blowing the whistle into a phone, Draper could access the phone company’s long-distance switching network, allowing him to make free long-distance calls.
His exploits brought him notoriety and made him a cult hero among early computer enthusiasts and the burgeoning hacker community. Draper’s phreaking activities and technical ingenuity were emblematic of a broader counterculture movement that sought to explore and exploit the vulnerabilities of telecommunications systems.
Aside from his phreaking activities, Draper was also skilled in computer programming and contributed to the development of early personal computing. He was associated with several key figures in the computer industry, including Steve Jobs and Steve Wozniak, co-founders of Apple Inc. In fact, Wozniak has credited Draper with inspiring his interest in electronics and computing.
Over the years, Draper faced various legal challenges due to his hacking activities. His run-ins with the law reflected the growing concerns over computer security and the legal boundaries of exploring technology systems.