What Is a Credit Card Dump?

What Is a Credit Card Dump?

Let me explain what a credit card dump really is—it's a crime where a criminal makes an unauthorized digital copy of a credit card. You've probably heard about this kind of thing for decades, but it's gotten more attention lately with all the credit card forgeries, identity theft, and cybercrimes popping up everywhere.

Key Takeaways

Here's what you need to know: A credit card dump happens when a criminal steals your credit card info from you and puts it up for sale to other crooks. They do this by either physically copying the data off your card or by hacking into systems. And in recent years, these attacks have gotten massive, sometimes hitting millions of victims at once.

How Credit Card Dumps Work

You should understand that credit card dumps can occur in several ways. One common tactic is skimming, where thieves install an illegal reader—maybe hidden in an ATM or a gas pump—to copy your card's data. In bigger operations, cybercriminals hack into company systems that handle customer cards, like infecting point-of-sale devices at a retail chain to grab thousands of numbers at once.

Even with protections like PINs and security chips making it tougher, hackers keep finding new exploits in the payment system to steal this info. Once they have it, they sell it on the black market or use it themselves for unauthorized buys online.

Protecting Against Credit Card Dumps

Look, as a consumer, your options to protect yourself are limited because even if you're careful, a hack at a store you shop at can still get you. But you can take some steps: Don't share your card info with anyone, keep your card on you in public, inspect ATMs, gas pumps, and POS machines for anything suspicious, and check your statements often for weird charges.

Examples of Credit Card Dumps

There are plenty of real cases where hackers pulled off huge credit card dumps. Take Capital One in July 2019—they admitted a hacker got into the data of about 106 million customers and applicants in the US and Canada, including names, Social Security numbers, incomes, and birth dates from applications going back to 2005. It's the second-largest dump ever recorded.

Fast Fact

These dumps aren't just an American problem—in May 2019, the Australian site Canva got hacked, compromising nearly 140 million accounts with names, usernames, emails, and even credit card info.

Another Notable Incident

Back in October 2013, Adobe lost nearly 3 million customer credit card records in a massive attack that also stole data from over 150 million users overall. They ended up settling with customers for about $1 million.

What Was the Biggest Credit Card Dump to Date?

If we're talking sheer numbers, the biggest was the Equifax hack in September 2017, exposing personal data—including credit card details—of more than 147 million customers.

What Was the First Credit Card Dump?

Credit card theft has been around since cards started in the 1960s and '70s, with scams and black markets for IDs. The first big one reported was in 1984, when the New York Times said a password for TRW credit union got stolen from a Sears store, unlocking credit histories and card numbers for many customers.

How Can I Avoid Being a Victim of a Credit Card Dump?

In a lot of cases, you can't do much to prevent it entirely, but there's a useful tool: virtual credit card numbers. Many banks let you generate a temporary number for online shopping that can't be reused.

The Bottom Line

The reality is, credit card dumps often come from breaches at places you shop, so it might be beyond your control. But if you learn about a breach, contact your card issuer right away to freeze your account and get a new card.