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  2. E-commerce identification and identification types - Wikipedia

    en.wikipedia.org/wiki/E-commerce_identification...

    Types of ecommerce authentication. One-time password/Single sign on - It is process where a user's password and information is used for logon and then, becomes invalid after a set time. Two-factor authentication - This requires two forms of authentication before access can be granted to a user.

  3. Transaction authentication number - Wikipedia

    en.wikipedia.org/wiki/Transaction_authentication...

    The user picks up the list from the nearest bank branch (presenting a passport, an ID card or similar document) or is sent the TAN list through mail. The password (PIN) is mailed separately. To log on to their account, the user must enter user name (often the account number) and password . This may give access to account information but the ...

  4. Security token - Wikipedia

    en.wikipedia.org/wiki/Security_token

    Security token. A GoldKey security token connected to a laptop. A security token is a peripheral device used to gain access to an electronically restricted resource. The token is used in addition to, or in place of, a password. [1] Examples of security tokens include wireless key cards used to open locked doors, a banking token used as a ...

  5. Personal identification number - Wikipedia

    en.wikipedia.org/wiki/Personal_identification_number

    Personal identification number. A personal identification number (PIN), PIN code, or sometimes redundantly a 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 ...

  6. 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 ...

  7. Digital identity - Wikipedia

    en.wikipedia.org/wiki/Digital_identity

    A digital identity is data stored on computer systems relating to an individual, organization, application, or device. For individuals, it involves the collection of personal data that is essential for facilitating automated access to digital services, confirming one's identity on the internet, and allowing digital systems to manage interactions between different parties.

  8. User identifier - Wikipedia

    en.wikipedia.org/wiki/User_identifier

    User identifier. Unix-like operating systems identify a user by a value called a user identifier, often abbreviated to user ID or UID. The UID, along with the group identifier (GID) and other access control criteria, is used to determine which system resources a user can access. The password file maps textual user names to UIDs.

  9. Smart card - Wikipedia

    en.wikipedia.org/wiki/Smart_card

    Smart card. A smart card (SC), chip card, or integrated circuit card (ICC or IC card), is a card used to control access to a resource. It is typically a plastic credit card-sized card with an embedded integrated circuit (IC) chip. [1] Many smart cards include a pattern of metal contacts to electrically connect to the internal chip.