An access number is a number used to access another computer, service, or program.

Examples of access numbers

  • With a modem, an access number is the phone number and additional required codes to dial-up and connect to another computer.
  • With an ATM, the access number is the pin used to access the account.
  • When dealing with two-factor authentication or key fobs, the access number is a randomly generated number that must be entered to authenticate the user during the login.

Modem terms, Password, Pin