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  2. 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 ...

  3. Data analysis for fraud detection - Wikipedia

    en.wikipedia.org/wiki/Data_analysis_for_fraud...

    Online retailers and payment processors use geolocation to detect possible credit card fraud by comparing the user's location to the billing address on the account or the shipping address provided. A mismatch – an order placed from the US on an account number from Tokyo, for example – is a strong indicator of potential fraud.

  4. 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 U.S. Patent No. 2,950,048, granted on August 23, 1960.

  5. Is it safe to give out my card details over the phone? - AOL

    www.aol.com/finance/safe-card-details-over-phone...

    Paying over the phone with a credit card is generally safe, provided you take certain precautions. By 2027, worldwide e-commerce sales are expected to reach $7.96 billion — an increase of about ...

  6. Wireless identity theft - Wikipedia

    en.wikipedia.org/wiki/Wireless_identity_theft

    Wireless identity theft is a relatively new technique for gathering individuals' personal information from RF-enabled cards carried on a person in their access control, credit, debit, or government issued identification cards. [6] Each of these cards carry a radio frequency identification chip which responds to certain radio frequencies.

  7. Internet fraud prevention - Wikipedia

    en.wikipedia.org/wiki/Internet_fraud_prevention

    Internet fraud prevention is the act of stopping various types of internet fraud.Due to the many different ways of committing fraud over the Internet, such as stolen credit cards, identity theft, phishing, and chargebacks, users of the Internet, including online merchants, financial institutions and consumers who make online purchases, must make sure to avoid or minimize the risk of falling ...

  8. Credit card - Wikipedia

    en.wikipedia.org/wiki/Credit_card

    Portal. v. t. e. A credit card is a payment card, usually issued by a bank, allowing its users to purchase goods or services or withdraw cash on credit. Using the card thus accrues debt that has to be repaid later. [1] Credit cards are one of the most widely used forms of payment across the world.

  9. Card security code - Wikipedia

    en.wikipedia.org/wiki/Card_security_code

    A card security code ( CSC; also known as CVC, CVV, or several other names) is a series of numbers that, in addition to the bank card number, is printed (but embossed) on a credit or debit card. The CSC is used as a security feature for card not present transactions, where a personal identification number (PIN) cannot be manually entered by the ...

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