http://krebsonsecurity.com/2014/09/home-depot-56m-cards-impacted-malware-contained/
By Brian Krebs
Krebs on Security
Sept 18, 2014
Home Depot said today that cyber criminals armed with custom-built malware
stole an estimated 56 million debit and credit card numbers from its
customers between April and September 2014. That disclosure officially
makes the incident the largest retail card breach on record.
The disclosure, the first real information about the damage from a data
breach that was initially disclosed on this site Sept. 2, also sought to
assure customers that the malware used in the breach has been eliminated
from its U.S. and Canadian store networks.
“To protect customer data until the malware was eliminated, any terminals
identified with malware were taken out of service, and the company quickly
put in place other security enhancements,” the company said via press
release (PDF). “The hackers’ method of entry has been closed off, the
malware has been eliminated from the company’s systems, and the company
has rolled out enhanced encryption of payment data to all U.S. stores.”
That “enhanced payment protection,” the company said, involves new payment
security protection “that locks down payment data through enhanced
encryption, which takes raw payment card information and scrambles it to
make it unreadable and virtually useless to hackers.”
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