Category Archives: Data Breaches

Stories about data breaches at retailers, corporations, governments and organizations of all sizes.

Starwood Hotels Warns of Credit Card Breach

November 20, 2015

Starwood Hotels & Resorts Worldwide today warned that malware designed to help cyber thieves steal credit and debit card data was found on point-of-sale cash registers at some of the company’s hotels in North America. The disclosure makes Starwood just the latest in a recent string of hotel chains to announce credit card breach investigations.

TalkTalk, Script Kids & The Quest for ‘OG’

November 5, 2015

So you’ve got two-step authentication set up to harden the security of your email account (you do, right?). But when was the last time you took a good look at the security of your inbox’s recovery email address? That may well be the weakest link in your email security chain, as evidenced by the following tale of a IT professional who saw two of his linked email accounts recently hijacked in a bid to steal his Twitter identity.

Earlier this week, I heard from Chris Blake, a longtime KrebsOnSecurity reader from the United Kingdom. Blake reached out because I’d recently written about a character of interest in the breach at British phone and broadband provider TalkTalk: an individual using the Twitter handle “@Fearful”. Blake proceeded to explain how that same Fearful account had belonged to him for some time until May 2015, when an elaborate social engineering attack on his Internet service provider (ISP) allowed the current occupant of the account to swipe it out from under him.

TalkTalk Hackers Demanded £80K in Bitcoin

October 24, 2015

TalkTalk, a British phone and broadband provider with more than four million customers, disclosed Friday that intruders had hacked its Web site and may have stolen personal and financial data. Sources close to the investigation say the company has received a ransom demand of approximately £80,000 (~USD $122,000), with the attackers threatening to publish the TalkTalk’s customer data unless they are paid the amount in Bitcoin.

At Experian, Security Attrition Amid Acquisitions

October 8, 2015

T-Mobile disclosed last week that some 15 million customers had their Social Security numbers and other personal data stolen thanks to a breach at Experian, the largest of the big American consumer credit bureaus. But this actually wasn’t the first time that a hacking incident at Experian exposed sensitive T-Mobile customer data, and that previous breach may hold important clues about what went wrong more recently.

Trump Hotel Collection Confirms Card Breach

October 5, 2015

The Trump Hotel Collection, a string of luxury hotel properties tied to business magnate and now Republican presidential candidate Donald Trump, said last week that a year-long breach of its credit card system may have resulted in the theft of cards used at the hotels. The acknowledgement comes roughly three months after this author first reported that multiple financial institutions suspected the hotels were compromised.

Experian Breach Affects 15 Million Consumers

October 2, 2015

Kicking off National Cybersecurity Month with a bang, credit bureau and consumer data broker Experian North America disclosed Thursday that a breach of its computer systems exposed approximately 15 million Social Security numbers and other data on people who applied for financing from wireless provider T-Mobile USA Inc.