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2. Luhn algorithm - Wikipedia

   en.wikipedia.org/wiki/Luhn_algorithm

   Luhn algorithm. The Luhn algorithm or Luhn formula, also known as the " modulus 10" or "mod 10" algorithm, named after its creator, IBM scientist Hans Peter Luhn, is a simple check digit formula used to validate a variety of identification numbers. It is described in US patent 2950048A, granted on 23 August 1960. [1]

3. How To Get Free Debit Cards With Money on Them - AOL

   www.aol.com/free-debit-cards-money-them...

   A good way to get a free debit card with money on it is to get a card through a peer-to-peer payment platform. For example, Cash App has the Cash Card which is a free and customizable debit card ...

4. Controlled payment number - Wikipedia

   en.wikipedia.org/wiki/Controlled_payment_number

   Controlled payment number. A controlled payment number, disposable credit card or virtual credit card is an alias for a credit card number, with a limited number of transactions, and an expiration date between two and twelve months from the issue date. This "alias" number is indistinguishable from an ordinary credit card number, and the user's ...

5. Carding (fraud) - Wikipedia

   en.wikipedia.org/wiki/Carding_(fraud)

   Carding (fraud) Carding refers not only to payment card based fraud, but also to a range of related activities and services. Carding is a term of the trafficking and unauthorized use of credit cards. [1] The stolen credit cards or credit card numbers are then used to buy prepaid gift cards to cover up the tracks. [2]

6. Virtual credit card numbers — a free way to throw fraudsters ...

   www.aol.com/news/virtual-credit-card-numbers...

   A virtual credit card allows you to mask your real number with disposable ones. Skip to main content. Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways ...

7. How to read your credit card statement - AOL

   www.aol.com/finance/read-credit-card-statement...

   Last four digits of the card used. Amount charged or credited. If you have authorized users on your account, the last four digits of the card used could help you identify where or who the purchase ...

8. Tokenization (data security) - Wikipedia

   en.wikipedia.org/wiki/Tokenization_(data_security)

   Tokenization, when applied to data security, is the process of substituting a sensitive data element with a non-sensitive equivalent, referred to as a token, that has no intrinsic or exploitable meaning or value. The token is a reference (i.e. identifier) that maps back to the sensitive data through a tokenization system.

9. Credit card fraud - Wikipedia

   en.wikipedia.org/wiki/Credit_card_fraud

   Credit card fraud is an inclusive term for fraud committed using a payment card, such as a credit card or debit card. [1] The purpose may be to obtain goods or services or to make payment to another account, which is controlled by a criminal. The Payment Card Industry Data Security Standard (PCI DSS) is the data security standard created to ...