In addition to 56 million payment cards being compromised in the Home Depot data breach, approximately 53 million e-mail addresses also were stolen, the retailer reported in an investigation update on Nov. 6.
The developers of the Backoff point-of-sale malware that's infected more than 1,000 U.S. businesses have continued to refine their attack code, including encrypting communications and making the malware tougher to spot or eradicate, researchers say.
Apple iOS and Mac OS X devices are susceptible to WireLurker, a previously unseen malware family that spreads via a third-party Chinese app store, and which can infect even non-jailbroken iOS devices, Palo Alto Networks warns.
The Dutch government this week upheld a 2012 U.S. extradition request for Vladimir Drinkman, who's accused of masterminding the "Shadowcrew" team that hacked Nasdaq, 7-Eleven and others, stealing 160 million cards and causing $300 million in damages.
The new director of Britain's eavesdropping agency, GCHQ, has blasted U.S. technology firms, arguing that - intentionally or not - they're "the command-and-control networks of choice for terrorists and criminals."
JPMorgan Chase in September confirmed that it was the victim of a cyber-attack that compromised customer information. This infographic provides an overview of what we know so far and what questions remain unanswered.
The National Institute of Standards and Technology has released a draft of guidance aimed at helping government agencies and businesses establish, participate in and maintain cyberthreat information sharing relationships.
A foreign currency flaw in Visa's EMV-based contactless payment card system in the U.K. could be abused to commit fraud using NFC-enabled Android devices, researchers say. But Visa discounts the possibility of real-world attacks succeeding.
The debate between leading retail and banking associations over accountability for card fraud has heated up in recent weeks. One retail group now says claims about merchant security and fraud liability have been misstated.
FBI and Department of Homeland Security agents have arrested two men on charges that they stole $5.8 million using reloadable debit cards, which they funded by tricking to threatening victims into adding funds to a money-sending service.
In new guidance from the PCI Council, its leaders outline why businesses that handle card data need to address employee education. Here, experts explain why this guidance is a positive step for card security.