Update: Global Payments Inc., GPN -9.06% has been identified by WSJ as the U.S. Processor hit by a massive security breach...and trading of their shares has been halted according to Reuters...
March 30 (Reuters) - MasterCard Inc and Visa Inc have notified U.S. banks of a potential security breach, the latest in a string of incidents that have put the personal information of millions of credit card holders at risk.
The companies, which are the two largest global credit card processors, said the issue stemmed from a third-party vendor and not their own internal systems.
Following news of the breach, the shares of Atlanta-based Global Payments Inc were halted after dropping more than 9.1 percent.
Several other processing companies, including Heartland Payment Systems Inc, VeriFone Systems Inc and First Data denied responsibility for the potential breach. Card Systems Inc and WorldPay did not immediately respond to inquiries about the matter. read more
Several other processing companies, including Heartland Payment Systems Inc, VeriFone Systems Inc and First Data denied responsibility for the potential breach. Card Systems Inc and WorldPay did not immediately respond to inquiries about the matter. read more
