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  2. Electronic invoicing - Wikipedia

    en.wikipedia.org/wiki/Electronic_invoicing

    UML class diagram depicting a invoice. Electronic invoicing (also called e-invoicing or einvoicing) is a form of electronic billing.E-invoicing includes a number of different technologies and entry options and is usually used as an umbrella term to describe any method by which a document is electronically presented from one party to another, either for payment [1] or to present and monitor ...

  3. Pin compatibility - Wikipedia

    en.wikipedia.org/wiki/Pin_compatibility

    Pin-to-pin compatible devices share an assignment of functions to pins, but may have differing electrical characteristics (supply voltages, or oscillator frequencies) or thermal characteristics (TDPs, reflow curves, or temperature tolerances). As a result, their use in a system may require that portions of the system, such as its power delivery ...

  4. ISO 9564 - Wikipedia

    en.wikipedia.org/wiki/ISO_9564

    ISO 9564 is an international standard for personal identification number (PIN) management and security in financial services.. The PIN is used to verify the identity of a customer (the user of a bank card) within an electronic funds transfer system, and (typically) to authorize the transfer or withdrawal of funds.

  5. What’s a Personal Identification Number (PIN) - AOL

    www.aol.com/finance/personal-identification...

    A PIN essentially unlocks access to a person’s finances, whether that’s a bank or credit card account. That’s why it’s important to protect these four-digit codes . Safeguarding them can ...

  6. Electronic billing - Wikipedia

    en.wikipedia.org/wiki/Electronic_billing

    Electronic billing or electronic bill payment and presentment, is when a seller such as company, organization, or group sends its bills or invoices over the internet, and customers pay the bills electronically. [1] This replaces the traditional method where invoices are sent in paper form and payments are done by manual means such as sending ...

  7. Data Carrier Detect - Wikipedia

    en.wikipedia.org/wiki/Data_Carrier_Detect

    This signal is a simple "high/low" status bit that is sent from a data communications equipment (DCE) to a data terminal equipment (DTE), i.e., from the modem or other peripheral to a computer in a typical scenario. It is present on virtually all PC serial ports - pin 1 of a nine-pin serial port, or pin eight over a 25-pin (DB25) port. Its ...

  8. Get help with your AOL billing questions

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

    To unblock your account, you need to confirm and authorize your payment method for an electronic fund transfer (EFT). To continue, click I Accept and continue on the notification window to confirm your payment method and authorize AOL to automatically deduct the membership fees from your debit/checking account.

  9. Personal identification number - Wikipedia

    en.wikipedia.org/wiki/Personal_identification_number

    A personal identification number (PIN; sometimes redundantly a PIN code or PIN number) is a numeric (sometimes alpha-numeric) passcode used in the process of authenticating a user accessing a system. The PIN has been the key to facilitating the private data exchange between different data-processing centers in computer networks for financial ...