A Memorial to the Bell System. http://www.navyrelics.com/tribute/bellsys/bellsystemlinks.html. February 6, 2001.
BIOC Agent 003's Basic Telecommunications Series:
Compiled Tutorial: The Phreaking Philosophy, The Phone Phreak's Ten Commandments, CN/A numbers, AT&T Newslines, Automatic Number Identification, Phreak newsletters, the Black Box, rotary dial locks, exchange scanning, free Touch-Tone calls, telco tracing
Basic Telecom Part 1: Long-Distance services, WATS extenders, How Ma Bell Catched Phone Phreaks
Basic Telecom Part 2: More AT&T newsline info, loops, 99xx scanning for test numbers, ANI
Basic Telecom Part 3: North American numbering plan, international dialing
Basic Telecom Part 4: Operators and telco office hierarchies, switching equipment, Electronic Switching System (ESS)
*Basic Telecom Part 5: Basic telephone electronics, Black Box, ringing, dialing, transmitter/receiver, hybrid/induction coil, sidetone, hold circuit
*Basic Telecom Part 6: Fortress (pay) Fones, coins/slugs, Green Box, physical attack methods (drilling locks, breaking coin box), Clear Box
*Basic Telecom Part 7: BLUE BOX. Inband signalling principles, detection, "pink noise," operator codes
*Draper, John T. "Cap'n Crunch Comments on the Esquire Article." The Well, http://www.well.com/user/crunch/esq.html, 16 May 1998.
Dastar Com. "COCOT Experimenter's Resource Guide." 2600 Magazine, Vol. 12, No.3, pp. 20 - 27+.
*Edison, Tom, et al. "New Blue Box!" Technological Assistance Program (TAP) Magazine, No. 26, March 1974.
*Edison, Tom, et al. "The Red Box." The Youth International Party Line (YIPL), No. 16, February 1973.
"Electronic Toll Fraud Devices: Blue Boxing." The 80s Textfile Archive, http://www.textfiles.com.
*Exodus. "Blue Box." Hacks N' Cracks. http://www.wiu.edu/users/mumbv/pages/crack/wisdom/text/phone/bluebox.html (defunct).
Halflinger, Nick. "The Art and Practice of Blue Boxing." The 80s Textfile Archive, http://www.textfiles.com.
Luthor, Lex. "The History of ESS." weasel.org, http://www.weasel.org/files/textfiles/phreaking/TheHistoryofESS.sit.hqx, May 16 1998.
*Rosenbaum, Ron. "Secrets of the Little Blue Box." Esquire Magazine, vol. 76, October 1971, pp 68-76.
Sterling, Bruce. The Hacker Crackdown. Bantam: New York, 1992.
*"The Phreaker's Glossary." The Works BBS. Reprinted at The 80s Textfile Archive, http://www.textfiles.com.
Telephone Technology Page.
February 6, 2001.
Some interesting links: