Glossary term

Credit Card Fraud

Credit card fraud is unauthorized or deceptive use of a credit card account, card number, or cardholder identity to make purchases, obtain cash, or open accounts.

Updated

May 19, 2026

Read time

3 min read

What Is Credit Card Fraud?

Credit card fraud is the unauthorized or deceptive use of a credit card account, card number, or cardholder identity. It can involve stolen physical cards, compromised card numbers, account takeover, fake applications, merchant fraud, or unauthorized online purchases.

The financial issue is not only the fraudulent charge. Credit card fraud can also signal a broader exposure of personal information, login credentials, saved payment methods, or identity documents. A single unfamiliar transaction may be the first sign of a larger account or identity problem.

Key Takeaways

  • Credit card fraud involves unauthorized or deceptive use of a credit card account or cardholder information.
  • It can happen through stolen cards, data breaches, phishing, account takeover, skimming, or merchant deception.
  • Small test charges can appear before larger fraudulent activity.
  • Credit cards generally provide dispute rights and liability protections, but timing and documentation still matter.
  • Monitoring statements, alerts, and account access helps catch fraud before it spreads.

How Credit Card Fraud Works

Fraudsters may steal card details directly or obtain them through a data breach, phishing message, fake checkout page, compromised merchant, or account login. Once they have usable information, they may test the card with a small purchase, make larger charges, buy goods for resale, or pair the card details with stolen identity information.

Some fraud does not require the physical card. Card-not-present fraud can happen online or by phone when the criminal has the card number, expiration date, security code, billing address, or access to a saved payment account.

Common Forms of Credit Card Fraud

Type

How It Shows Up

Lost or stolen card

Someone uses the physical card without permission.

Card-not-present fraud

Stolen card details are used online, by phone, or in an app.

Account takeover

A criminal gains login access and changes account settings or payment details.

New-account fraud

Someone opens a card using stolen personal information.

Merchant or charge fraud

A consumer is billed for something not authorized or misrepresented.

What to Do When a Charge Looks Wrong

Suspicious charges should be reported to the card issuer quickly. The issuer can close or replace the card, investigate the charge, and help prevent further activity. If the fraud involved account access, changing passwords and reviewing other financial accounts is also important.

Unauthorized charges can also be a sign of identity theft. If personal information was exposed, it may be worth reviewing credit reports, setting up alerts, or using a fraud alert or credit freeze depending on the situation.

The Bottom Line

Credit card fraud is unauthorized or deceptive use of a credit card account. Fast reporting, careful statement review, strong account security, and attention to small unfamiliar charges can limit the damage and reveal whether the problem is larger than one transaction.

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