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  2. Virtual number - Wikipedia

    en.wikipedia.org/wiki/Virtual_number

    A virtual number, also known as direct inward dialing ( DID) or access numbers, is a telephone number without a directly associated telephone line. Usually, these numbers are programmed to forward incoming calls to one of the pre-set telephone numbers, chosen by the client: fixed, mobile or VoIP. A virtual number can work like a gateway between ...

  3. Telephone number verification - Wikipedia

    en.wikipedia.org/wiki/Telephone_number_verification

    Check for valid number format. A JavaScript function can check to see if a phone number is a valid format, i.e., is numeric, starts with a valid set of numbers ("0" for local, or an international dialing prefix followed by a valid country code and is not too short to be a phone number. At first a JavaScript function is used to clear out any ...

  4. Burner (mobile application) - Wikipedia

    en.wikipedia.org/wiki/Burner_(mobile_application)

    Burner is a mobile application for iOS and Android made by Ad Hoc Labs, Inc. that allows users to create temporary disposable phone numbers in the U.S. and Canada. [1] The app allows smartphone users to have a phone number that is anonymous and can be thrown away, for purposes such as online ads, while traveling, for business projects, or for dating profiles. [2]

  5. 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.

  6. Short code - Wikipedia

    en.wikipedia.org/wiki/Short_code

    Short codes, or short numbers, are short digit-sequences - significantly shorter than telephone numbers - that are used to address messages in the Multimedia Messaging System (MMS) and short message service (SMS) systems of mobile network operators. [ 1] In addition to messaging, they may be used in abbreviated dialing .

  7. Transaction authentication number - Wikipedia

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

    The SMS may also include transaction data, allowing the user to verify that the transaction has not been modified in transmission to the bank. However, the security of this scheme depends on the security of the mobile phone system. In South Africa, where SMS-delivered TAN codes are common, a new attack has appeared: SIM Swap Fraud.

  8. Fictitious telephone number - Wikipedia

    en.wikipedia.org/wiki/Fictitious_telephone_number

    In Hungary, telephone numbers are in the format 06 + area code + subscriber number, where the area code is a single digit 1 for Budapest, the capital, followed by a seven digit subscriber number, and two digits followed by either seven (for cell phone numbers) or six digits (others). for other areas, cell phone numbers or non-geographic numbers ...

  9. SMS gateway - Wikipedia

    en.wikipedia.org/wiki/SMS_gateway

    To determine the SMS gateway domain, e.g., txt.att.net, may require research - but most users know who their carrier is. The telephone number in this example for a US number is expressed as ten (10) digits, without the country code (1) and without dashes or other separator characters when composing the email address.