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  2. What is a credit card security code? - AOL

    www.aol.com/finance/credit-card-security-code...

    A credit card security code is a three- or four-digit code that’s unique to your card. In case a merchant asks, the security code goes by a few different names, mainly the: Card Verification ...

  3. 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 ...

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

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

    For example, you might get a text message or email with a six-digit code that you must enter when you log into your bank account. This extra level of protection keeps scammers and hackers out.

  5. Payment card number - Wikipedia

    en.wikipedia.org/wiki/Payment_card_number

    A payment card number, primary account number (PAN), or simply a card number, is the card identifier found on payment cards, such as credit cards and debit cards, as well as stored-value cards, gift cards and other similar cards. In some situations the card number is referred to as a bank card number. The card number is primarily a card ...

  6. Bank code - Wikipedia

    en.wikipedia.org/wiki/Bank_code

    Ukraine has 6 digit bank codes. Account number does not include bank code. List of bank codes is available at the site of the National Bank of Ukraine. [2] The UK has a 6-digit sort code. For prefixes identifying UK banking companies, see the list of sort codes of the United Kingdom. Russia has 9 digit bank code (БИК код).

  7. Telephone numbers in Cameroon - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Cameroon

    1 June 2007 - national renumbering to 8 digits, when 7-digit numbers were expanded to eight digits. September 2004 - new mobile number ranges assigned. 26 October 2001 - national renumbering to 7-digit plan Cameroon's previous 6-digit national numbers were changed to 7 digits on 26 October 2001. There was no indication of a permissive dialling ...

  8. Mobile payment - Wikipedia

    en.wikipedia.org/wiki/Mobile_payment

    To pay with Blik, you need a smartphone, a personal account and a mobile application of one of the banks that cooperate with it. The principle of operation is to generate a 6-digit code in the bank's mobile application. The Blik code is used only to connect the parties to the transaction.

  9. One-time password - Wikipedia

    en.wikipedia.org/wiki/One-time_password

    MasterCard SecureCode uses OTAC to confirm a user's identity One time authorization code as used in Yammer's desktop client. A one-time password (OTP), also known as a one-time PIN, one-time passcode, one-time authorization code (OTAC) or dynamic password, is a password that is valid for only one login session or transaction, on a computer system or other digital device.