The underground economy is a complex ecosystem where compromised data is sold for use in committing fraud. In addition to credit card data, information being sold includes Social Security numbers, names, addresses and phone numbers. Federal agencies and the security industry have been monitoring these underground online criminal forums for quite some time, but it’s proven difficult to shut them down. The clock is ticking as law enforcement or credit agencies will begin to shut down those assets, an analyst says. In 2011, a typical credit card number was selling for $2.50 on black market forums, but prices dropped to $1 in 2013.”]
Source: https://www.cuinfosecurity.com/taking-down-underground-economy-a-6783