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In reality, the rechargeable calling card is a specialised form of a prepaid or debit account. To use the phone card, the user would call an access number (which is usually a toll-free telephone number), enter the "card number" (also called the PIN) and then dial the desired telephone number. The user could add value to the card at the same ...
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 computer networks for ...
A telephone card, calling card or phone card for short, is a credit card -size plastic or paper card used to pay for telephone services (often international or long-distance calling). It is not necessary to have the physical card except with a stored-value system; knowledge of the access telephone number to dial and the PIN is sufficient.
An individual’s PIN is the four-digit code they set after opening a debit account with their bank of choice. It is used as a layer of authentication when they perform an electronic transaction ...
A personal unblocking key ( PUK ), sometimes called personal unblocking code ( PUC ), is used in SIM cards to reset a personal identification number (PIN) that has been lost or forgotten. Most mobile phones offer the feature of PIN protection. After switching on the phone, if the PIN security function is active, the user is required to enter a ...
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RAS syndrome, where RAS stands for redundant acronym syndrome (making the phrase "RAS syndrome" autological) is the redundant use of one or more of the words that make up an acronym in conjunction with the abbreviated form. This means, in effect, repeating one or more words from the acronym. For example: PIN number (expanding to personal ...
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.