How Do Credit Card Companies Investigate Fraud? (2024)

In this article:

  • The Two Types of Credit Card Fraud
  • How Card Issuers Investigate Fraudulent Charges
  • What Fraud Protection Features Do Credit Cards Provide?
  • What Can You Do if You’re a Victim of Credit Card Fraud?
  • Monitor and Protect Your Identity

Credit card companies and merchants put many measures in place to prevent credit card fraud, and they'll investigate fraud when it happens. Generally, you won't be responsible for any unauthorized charges if you report the card stolen or dispute unauthorized transactions right away.

The Two Types of Credit Card Fraud

Credit card fraud is when someone uses your credit card or account information to make purchases without your permission. It generally gets broken into two categories.

  • In-person fraud, or card-present fraud, is when someone steals your card, creates a counterfeit card with your account information or otherwise uses your account information for an unauthorized transaction while they're at a merchant.
  • Remote fraud, or card-not-present fraud, is any other situation when someone fraudulently uses your credit card account to make a purchase, such as shopping online.

Once you report an unauthorized transaction, the credit card company may work with you to confirm it's a case of credit card fraud rather than a simple mistake. For example, a merchant overcharging for a purchase you made or failing to deliver a product is not necessarily credit card fraud. You may be able to initiate a chargeback and get refunded—but you wouldn't go through your card issuer's fraud channels to do so.

If you are a victim of credit card fraud, the federal Fair Credit Billing Act (FCBA) limits your liability to no more than $50 for unauthorized charges. However, American Express, Discover, Mastercard and Visa go one step further and bring that liability down to $0 on consumer credit cards.

How Card Issuers Investigate Fraudulent Charges

Once a suspected fraud transaction is noticed, your credit card issuer may cancel your card, send you a replacement and start a fraud investigation. It may also refund the amount back to your account. Even if it doesn't immediately issue a refund, you're not responsible for disputed amounts during the investigation.

A credit card fraud investigation could take up to 90 days, during which time the credit card issuer may contact the merchant that charged your card to get more details about the transaction. The card issuer may request copies of a police report or receipts to compare signatures if they're available.

Card issuers and merchants may also look for "friendly fraud," which is when a cardholder makes a purchase and then disputes it as fraud—even though it wasn't.

If fraud has occurred, the outcome of the investigation will also help the merchant and credit card issuer settle who is responsible for covering the fraudulent purchase (the actual fraudster may be long gone). Either way, you won't pay anything if your card's payment network provides $0 fraud liability.

What Fraud Protection Features Do Credit Cards Provide?

Preventing credit card fraud can help save merchants and credit card issuers money, build trust among cardholders and keep you from having to wait for a new card. In short, it's a win-win for everyone.

Credit card issuers use a variety of measures to stop fraud from happening. These can range from physical features built into your card to complex artificial intelligence systems that detect and decline unusual transactions (a high-dollar purchase made at a store hundreds of miles from where you live, for instance).

As a cardholder, you could look for a card or issuer that offers:

  • EMV chips: Cards with EMV chips are now fairly standard. EMV chips can add an extra level of protection compared to swiping a card's magnetic strip, but they may still be susceptible to card shimming—when a device gets put into a card terminal and copies your card's information while it's inserted.
  • Contactless cards: Tapping a card or using a mobile device with a digital wallet can be even safer than swiping or inserting your card. Many popular credit cards from major issuers come with contactless payments enabled and work with popular digital wallets.
  • Virtual card numbers: Credit card issuers may let you create a virtual card number to use when shopping online, keeping your card's actual information a secret.

There are also credit card fraud prevention measures that could be taking place without you noticing.

For example, before a transaction gets approved, it may be assigned a risk score based on the time of day, transaction amount, card's transaction history, the location of your mobile phone and other variables. The merchant can decide whether to approve or deny transactions depending on their risk scores. And online purchases may be scrutinized based on additional information, such as the purchaser's IP address, email host, shipping address and order details.

What Can You Do if You're a Victim of Credit Card Fraud?

Even with all these safety measures in place, it's best to be mindful of credit card fraud. If your card is lost or stolen, contact your credit card issuer right away so it can cancel your card and send you a replacement.

You might need to take additional steps if your personal information is stolen or there are unauthorized charges on your account and you still have your card:

  • Add a fraud alert to your credit reports. When you do this online through Experian's fraud center, Experian will pass on your request to the other two major credit bureaus. A fraud alert asks creditors to take extra steps to verify your identity before opening a new account in your name.
  • Lock your credit report. You can also lock or freeze your credit to help prevent fraud. Doing this will prevent new creditors from accessing your credit report, so you'll have to remember to unlock or thaw your report when you want to apply for a new account in the future. Freezing your credit can cause headaches down the road, so it's usually best to proceed with a fraud alert instead.
  • Change account passwords. If your card's information was stored in your online accounts, it may have been stolen during a data breach. Change your passwords before adding new cards to the account.
  • Watch your credit card and bank accounts. Fraudsters may have access to other credit and debit cards, even if they haven't used them yet. You can monitor the accounts individually, or sync all your accounts to a central platform to easily track them. Many budgeting apps offer this feature. Experian also has a free personal finances tool you can use to connect your accounts and set up customized alerts.
  • Monitor your credit. You can also monitor your credit reports for unusual activity, such as an unfamiliar hard inquiry (these are associated with new credit applications) or a new account.

Monitor and Protect Your Identity

Credit card fraud can be one of the many consequences of having your personal information stolen. Monitoring your credit reports and accounts can help you respond quickly, while a more robust identity monitoring service like Experian IdentityWorksSM can offer additional protections, such as dark web surveillance and address change verification. And if something does happen, the service comes with the lost wallet assistance, identity theft insurance and fraud resolution services.

How Do Credit Card Companies Investigate Fraud? (2024)

FAQs

How Do Credit Card Companies Investigate Fraud? ›

Bank investigators will usually start with the transaction data and look for likely indicators of fraud. Time stamps, location data, IP addresses, and other elements can be used to prove whether or not the cardholder was involved in the transaction.

How hard is it to get caught for credit card fraud? ›

Some estimates say less than 1% of credit card fraud is actually caught, while others say it could be higher but is impossible to know.

How do you explain credit card fraud detection project? ›

The credit card fraud detection features uses user behavior and location scanning to check for unusual patterns. These patterns include user characteristics such as user spending patterns as well as usual user geographic locations to verify his identity.

Which technique is used for credit card fraud detection? ›

How are credit card frauds detected? Credit card frauds are detected through various methods, including transaction monitoring, fraud analytics, machine learning algorithms, real-time alerts for unusual activity, and additional customer verification steps like OTPs or biometric authentication.

Does the police investigate credit card fraud? ›

Credit card fraud is illegal, but whether the police investigate cases depends on a number of factors. Police may investigate the theft of a credit card if it was among other stolen items, as in a home robbery or car theft. Police typically do not investigate a single stolen credit card.

How traceable is credit card fraud? ›

Can you trace credit card fraud? Yes. If you notice suspicious activity on your credit card account, you can notify your credit card issuer immediately. The card issuer will then take steps to investigate any fraudulent transactions.

How is credit card fraud prosecuted? ›

Federal Credit Card Fraud

These cases are investigated by federal agencies like the FBI and Federal Trade Commission, and prosecuted much more strictly. The maximum penalty here is a 20 years in prison, and fines can vary depending on the specifics of the case.

How is credit card fraud investigation done? ›

Bank investigators will usually start with the transaction data and look for likely indicators of fraud. Time stamps, location data, IP addresses, and other elements can be used to prove whether or not the cardholder was involved in the transaction.

How accurate is credit card fraud detection? ›

Logistic regression accuracy is 91.2%, Naïve bayes accuracy is 85.4% and K- nearest neighbor is last with an accuracy of 66.9% (Itoo et al., 2020).

How can credit card fraud be solved? ›

5 steps to take if you're a victim of credit card fraud
  1. Call your credit card company immediately.
  2. Check your credit card accounts and change your passwords.
  3. Notify the credit bureaus and call the police if necessary.
  4. Monitor your statements and credit reports.
  5. Check your online shopping accounts.
Oct 15, 2023

What is the most effective technique to detect fraud? ›

Biometric verification: Biometric verification methods, such as fingerprint, facial or voice recognition, add an extra layer of security to fraud detection. These techniques are difficult to replicate, making them more effective against identity theft and account takeovers.

What is the most common method of credit fraud? ›

Card-not-present fraud is the umbrella term for all types of credit card fraud where fraudsters make a purchase without having the physical credit card in their possession. It's easily the most common type of credit card fraud, because it's a very safe line of attack for the fraudster.

How is fraud detection done? ›

Data mining classifies, groups and segments data to search through millions of transactions to find patterns and detect fraud. Neural networks learn suspicious-looking patterns and use those patterns to detect them further. Machine learning automatically identifies characteristics found in fraud.

Do most credit card frauds get caught? ›

Unfortunately, less than 1% of credit card cases are solved by the police. Unless a family member stole your card information, it's fairly rare that credit card thieves are caught. One reason is that many fraudsters use anonymous services and advanced technology that make it difficult to track them down.

Can credit card companies find out who used your credit card? ›

Yes. Tracking who used a credit card is often possible, especially if the fraud involved physical transactions at identifiable locations or digital transactions with traceable IP addresses and device information.

How long do credit card companies have to investigate fraud? ›

The credit card company must respond to your fraud report and start its investigation within 30 days of the report. However, it can take up to 90 days to investigate the complaint. If the credit card company confirms an unauthorized party made the charge, the fraud victim will likely get their money back.

What is the average sentence for credit card fraud? ›

Credit card fraud over $1,000 (or other specified amount) involving the theft of the card or the credit card numbers may lead to a prison sentence of one to five years. Identity theft can be treated more harshly, with prison sentences over five years.

How long does it take for credit card fraud to be investigated? ›

The duration of a bank fraud investigation can vary widely, typically ranging from 30 to 90 days. This timeline depends on the complexity of the case, the amount of evidence to be gathered, and the level of collaboration required with external entities such as law enforcement agencies.

Can you get in trouble for lying about credit card fraud? ›

Filing false chargebacks can lead to legal repercussions, as it can be deemed as fraud. If a cardholder knowingly disputes valid transactions to evade payment, they could face criminal charges, fines, or even imprisonment.

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