The History of Phone Phreaking Blog: September 2008
Black Box schematic
Red Box -------------------- This article is presented as a news item only. It is not to be taken as an encouragement to make fraudulent telephone calls. Red boxing consists of simulating the tones produced when coins are deposited in a pay phone. Coin tones ...
Phreaking - iGeek
Phreaking: Black Box Plans From The INFECTion Cookbook : r/phreaking
Phreaking, phreaks y Blue Boxes: historia del hacking telefónico
The article that inspired Steve Jobs: “Secrets of the Little Blue Box”
hacking and phreaking
Phone Phreaking
The History of Phone Phreaking Blog: October 2013
The Definitive Story of Steve Wozniak, Steve Jobs, and Phone Phreaking - The Atlantic