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  2. Electronic identification - Wikipedia

    en.wikipedia.org/wiki/Electronic_identification

    An electronic identification ("eID") is a digital solution for proof of identity of citizens or organizations.They can be used to view to access benefits or services provided by government authorities, banks or other companies, for mobile payments, etc. Apart from online authentication and login, many electronic identity services also give users the option to sign electronic documents with a ...

  3. Digital card - Wikipedia

    en.wikipedia.org/wiki/Digital_card

    Examples of cards adhering to these standards include ATM cards, bank cards (credit and debit cards including Visa and MasterCard), gift cards, loyalty cards, driver's licenses, telephone cards, membership cards, electronic benefit transfer cards (e.g. food stamps), and nearly any application in which monetary value or secure information is not ...

  4. Smart card - Wikipedia

    en.wikipedia.org/wiki/Smart_card

    A Complex Card with buttons can display the balance of one or multiple account(s) linked to the card. Typically, either one button is used to display the balance in the case of a single account card or, in the case of a card linked to multiple accounts, a combination of buttons is used to select a specific account's balance.

  5. Is it safe to add a credit card to my digital wallet? - AOL

    www.aol.com/finance/safe-add-credit-card-digital...

    Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways ... (a tiny device attached to an actual card reader) cannot be used to access a digital card. The risks of using ...

  6. Certificate authority - Wikipedia

    en.wikipedia.org/wiki/Certificate_authority

    The fake web-page will then get access to the user's data. This is what the certificate authority mechanism is intended to prevent. A certificate authority (CA) is an organization that stores public keys and their owners, and every party in a communication trusts this organization (and knows its public key).

  7. Why do businesses require a signature for credit card ... - AOL

    www.aol.com/finance/why-businesses-require...

    If signatures are required, cardholders sign a receipt after a purchase, and the merchant or retailer compares the signature on the receipt to an official signature on the back of the credit card ...

  8. Information card - Wikipedia

    en.wikipedia.org/wiki/Information_Card

    An information card (or i-card) is a personal digital identity that people can use online, and the key component of an identity metasystem. Visually, each i-card has a card-shaped picture and a card name associated with it that enable people to organize their digital identities and to easily select one they want to use for any given interaction.

  9. 3-D Secure - Wikipedia

    en.wikipedia.org/wiki/3-D_Secure

    3-D Secure is a protocol designed to be an additional security layer for online credit and debit card transactions. The name refers to the "three domains" which interact using the protocol: the merchant/acquirer domain, the issuer domain, and the interoperability domain.