A Miami hacker has admitted he pocketed more than $1m by selling millions of minutes of voice over IP calls and surreptitiously routing them through the networks of telecommunications companies.
… were arrested in June 2006 and accused of carrying out an elaborate scheme that routed more than 10 million minutes of VoIP calls over the networks of a dozen or so telecommunications providers without their permission. They breached the networks by using brute-force attacks that deduced the security telephone prefixes needed to gain access.
read full article here: Fugitive VoIP hacker admits 10 million minute spree
source: Nuove opportunità di “business”