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2. Card security code - Wikipedia

   en.wikipedia.org/wiki/Card_security_code

   These codes are in slightly different places for different card issuers. The CSC for Visa, Mastercard, and Discover credit cards is a three-digit number on the back of the card, to the right of the signature box. The CSC for American Express is a four-digit code on the front of the card above the account number. See the figures to the right for ...

3. What do the numbers on your credit card mean? - AOL

   www.aol.com/finance/numbers-credit-card-mean...

   Credit card numbers are either 15 or 16 digits, with each digit having its own meaning and purpose. Keeping your credit card number safe can help prevent fraudulent purchases and the stress they ...

4. Address verification service - Wikipedia

   en.wikipedia.org/wiki/Address_verification_service

   Following a request from a merchant for an address verification, the credit card processor sends an AVS response code back to the merchant indicating the degree of address matching. The meaning of the codes vary between credit card processors. Merchants can use the AVS code to determine whether to accept or reject a credit card transaction.

5. Payment card number - Wikipedia

   en.wikipedia.org/wiki/Payment_card_number

   The last digit is the Luhn check digit. IINs and PANs have a certain level of internal structure and share a common numbering scheme set by ISO/IEC 7812. The parts of the number are as follows: a six or eight-digit Issuer Identification Number (IIN), [a] the first digit of which is the major industry identifier (MII)

6. What's a six-digit verification code — and why you should ...

   www.aol.com/whats-six-digit-verification-code...

   Six-digit verification codes are a form of two-factor authentication, a process that helps keep your important online accounts secure. For example, you might get a text message or email with a six ...

7. How 1 man got scammed in seconds using Google - AOL

   www.aol.com/news/1-man-got-scammed-seconds...

   Paul's credit card company quickly alerted him to the unauthorized transaction and took swift action to prevent further fraud. Lastly, this incident underscores the critical importance of digital ...

8. Postal address verification - Wikipedia

   en.wikipedia.org/wiki/Postal_address_verification

   If the address is valid, it is assigned a ZIP+4 code something like this: 12344-5678, where the first five digits are the ZIP code and the trailing four digits are the delivery range. An address with a ZIP+4 code (or nine-digit ZIP code) is considered to be valid. In most cases, this means that the address is deliverable.

9. Enable location settings on iOS devices - AOL Help

   help.aol.com/articles/enable-location-settings...

   Enable location settings on iOS devices AOL delivers info like news, weather, sports and search results to you based on your location. To get these personalized features, first turn on the location settings for your device , then allow the AOL app or a mobile browser (like Safari or Chrome) access to your current location.