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  2. EMV - Wikipedia

    en.wikipedia.org/wiki/EMV

    An EMV credit card. EMV is a payment method based on a technical standard for smart payment cards and for payment terminals and automated teller machines which can accept them. . EMV stands for "Europay, Mastercard, and Visa", the three companies that created the standa

  3. Identify legitimate AOL websites, requests, and communications

    help.aol.com/articles/identify-legitimate-aol...

    Pay attention to the types of data you're authorizing access to, especially in third-party apps. • Don't use internet search engines to find AOL contact info, as they may lead you to malicious websites and support scams. Always go directly to AOL Help Central for legitimate AOL customer support. • Never click suspicious-looking links.

  4. Get help with your AOL billing questions

    help.aol.com/articles/account-management...

    • Premium Services - We list each Premium Service as a separate item on your bill. Your billing statement provides a detailed breakdown of the subscription fee, including benefits, required government taxes, and any additional fees. • Communication surcharges - We answer to a higher calling - the phone company. If you connect to AOL using a ...

  5. Online transaction processing - Wikipedia

    en.wikipedia.org/wiki/Online_transaction_processing

    OLTP has also been used to refer to processing in which the system responds immediately to user requests. An automated teller machine (ATM) for a bank is an example of a commercial transaction processing application. [3] Online transaction processing applications have high throughput and are insert- or update-intensive in database management.

  6. Manage your AOL Mail Plus subscription

    help.aol.com/articles/manage-your-aol-mail-plus...

    Once you sign up for AOL Mail Plus on mobile, your original payment method will be automatically charged when it's time to renew. Unsuccessful payments will result in cancellation of the service and paid ads will display in your inbox again. If you don't want your AOL Mail Plus subscription to continue, be sure to cancel so you aren't charged.

  7. 3-D Secure - Wikipedia

    en.wikipedia.org/wiki/3-D_Secure

    In October 2016, EMVCo published the specification for 3-D Secure 2.0; it is designed to be less intrusive than the first version of the specification, allowing more contextual data to be sent to the customer's card issuer (including mailing addresses and transaction history) to verify and assess the risk of the transaction.

  8. E-commerce payment system - Wikipedia

    en.wikipedia.org/wiki/E-commerce_payment_system

    There are varied types of electronic payment methods such as online credit card transactions, e-wallets, e-cash and wireless payment system. [5] Credit cards constitute a popular method of online payment but can be expensive for the merchant to accept because of transaction fees primarily. Debit cards constitute an excellent alternative with ...

  9. Payment processor - Wikipedia

    en.wikipedia.org/wiki/Payment_processor

    Many merchants offer subscription services, which require payment from a customer every month. SaaS payment processors relieve the responsibility of the management of recurring payments from the merchant and maintain safe and secure the payment information, passing back to the merchant a payment "token" or unique placeholder for the card data.