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  2. Authorization hold - Wikipedia

    en.wikipedia.org/wiki/Authorization_hold

    Authorization hold (also card authorization, preauthorization, or preauth) is a service offered by credit and debit card providers whereby the provider puts a hold of the amount approved by the cardholder, reducing the balance of available funds until the merchant clears the transaction (also called settlement), after the transaction is completed or aborted, or because the hold expires.

  3. 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.

  4. Online authorisation - Wikipedia

    en.wikipedia.org/wiki/Online_authorisation

    Online Authorization (OLA) is a system used to verify a transaction on a payment card (e.g. credit card). [1] The term 'on-line' refers to the real-time nature of the verification. In other words, if the account is overdrawn, in most cases, the transaction will be refused.

  5. How to handle repeated credit card fraud - AOL

    www.aol.com/finance/handle-repeated-credit-card...

    Credit card fraud isn’t always a one-time occurrence — sometimes, an instance of fraud is part of a repeated fraud pattern. ... For example, Visa Advanced Authorization does the following:

  6. Is Cred.Ai a good solution to help build your credit?

    www.aol.com/finance/cred-ai-good-solution-help...

    Cred.ai claims to offer a way for people to build credit with their debit card replacement. ... you to create short self-expiring authorization ... to move on to one of the best credit cards.

  7. How to create a one-time use credit card number

    www.aol.com/news/2009-07-20-how-to-create-a-one...

    After reading our recent post about how cashing a Snuggie rebate check could cost you $150, a reader e-mailed to ask for clarification on my advice for using a one-time credit card number to avoid ...

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