For Whom the Fraud Tolls

Telephone fraud has been going on for a long time. It became prevalent in the 1960s, when DTMF (Dual-Tone Multiple Frequency) dialing was being introduced to replace pulse dialing from then-current rotary phones. Crafty individuals educated themselves and fabricated handheld red, black, and blue boxes that could generate the necessary tones to alter the target … Read more
Hosted PBX Toll Fraud Attacks: Phreaking

Phreaking (or phone hacking, toll fraud, dial-through fraud) is not new. In the not too distant past it was often a domain of adolescents with modems, phone lines and a PCs looking to make a couple of calls on someone else’s tab to their friends out of state or, sometimes, out of the country. Those … Read more
