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Articles tagged: fraudulent transaction

What is card testing?

If a fraudster wants to check that they can use their stolen card data to make purchases, they may run test transactions on e-Commerce stores. If the transactions are approved, the fraudster knows that the card data is valid and that they can then continue to use the card data for further transactions.… Read More “What is card testing?”

What can I do to help prevent fraud on my e-Commerce store?

To help prevent fraud on your e-Commerce store, we recommend you include additional security features on your website. Fraudulent transactions on your e-Commerce store may result in chargebacks or additional processing fees for each transaction.
We recommend that you include at least one of the following security features on your e-Commerce store:

CAPTCHA

Add a CAPTCHA to your store to identify whether users are humans or bots and prevent bots from running fraudulent transactions.… Read More “What can I do to help prevent fraud on my e-Commerce store?”

Who is liable for fraudulent EMV transactions?

Who is liable for fraudulent EMV transactions depends on the type of card the cardholder uses to pay and the type of terminal you use to accept payments. The following table describes who is liable for fraudulent transactions:

Type of card Type of terminal Party liable for fraudulent transactions
Magnetic stripe only
Magnetic stripe only Card issuer
Magnetic stripe only

EMV compliant Card issuer

EMV
Magnetic stripe only Your business
EMV
EMV compliant Card issuer
Important: If your terminal is EMV compliant and you swipe the magnetic stripe of a working EMV card or manually enter the details of a working EMV card, you are liable if the transaction is fraudulent.
… Read More “Who is liable for fraudulent EMV transactions?”

What is EMV?

EMV is a type of technology for credit and debit cards that helps prevent fraudulent transactions. EMV terminals work by reading a chip on the credit or debit card, which is harder for fraudsters to copy compared to a credit or debit card’s magnetic stripe.… Read More “What is EMV?”

What is P2PE?

Point-to-Point Encryption (P2PE) protects your customer’s payment data by encrypting it at the point of entry before you send it to your processor. The data can be unencrypted using only the processor’s secure key, so even if a fraudster steals the data they can’t use it.… Read More “What is P2PE?”

What are fraud screening tools?

Fraud screening tools are software that analyze transactions and indicate if a transaction is likely to be fraudulent. Fraud screening tools provide you with information that allows you to decide whether to continue with the transaction. For example, a fraud screening tool can provide a score between 1 to 100 for transactions.… Read More “What are fraud screening tools?”

What can I do to protect my business against hackers?

You can reduce the risk of a hacker attack on your business by doing the following:

  • Installing security software and keeping it up to date
  • Limiting access to your wireless network
  • Keeping work and personal devices separate
  • Keeping “backroom” technology away from the sales floor
  • Limiting administrative access on business devices
  • Ensuring your employees understand the latest payment technologies
  • Regularly training your employees

Limiting access to your wireless network

Limiting access to your wireless network reduces the risk of your network being hacked.… Read More “What can I do to protect my business against hackers?”

What does “Declined: Cryptogram type ‘AAC’ received in Complete message. 2nd decision from chip was a decline. (12)” mean?

Meaning

With an EMV card, both the card issuer and the chip on the card must approve or decline the transaction. The chip must approve the transaction first, then sends the transaction to the issuer for approval. If the issuer approves the transaction they send it back to the chip for the final decision.… Read More “What does “Declined: Cryptogram type ‘AAC’ received in Complete message. 2nd decision from chip was a decline. (12)” mean?”