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  2. Personal identification number - Wikipedia

    en.wikipedia.org/wiki/Personal_identification_number

    For PIN code in Indian addresses, see Postal Index Number. A personal identification number ( PIN ), or sometimes redundantly a PIN number or PIN code, 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 ...

  3. What’s a Personal Identification Number (PIN) - AOL

    www.aol.com/personal-identification-number-pin...

    A PIN essentially unlocks access to a person’s finances, whether that’s a bank or credit card account. That’s why it’s important to protect these four-digit codes . Safeguarding them can ...

  4. Postal Index Number - Wikipedia

    en.wikipedia.org/wiki/Postal_Index_Number

    Sorting district 2-digit postcode areas in India (defined through the first two PIN digits) The third digit of a PIN, combined with the first two digits, represents a specific geographical region (except in the case of the functional zone for the Army) called a sorting district that is headquartered at the main post office of the largest city in the region and is known as the sorting office.

  5. Postal code - Wikipedia

    en.wikipedia.org/wiki/Postal_code

    A postal code (also known locally in various English-speaking countries throughout the world as a postcode, post code, PIN or ZIP Code) is a series of letters or digits or both, sometimes including spaces or punctuation, included in a postal address for the purpose of sorting mail . As of August 2021, the Universal Postal Union lists 160 ...

  6. One-time password - Wikipedia

    en.wikipedia.org/wiki/One-time_password

    One-time password. A one-time password ( OTP ), also known as a one-time PIN, 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. OTPs avoid several shortcomings that are associated with traditional (static) password-based ...

  7. Pen register - Wikipedia

    en.wikipedia.org/wiki/Pen_register

    A device which records or decodes electronic or other impulses which identify the numbers called or otherwise transmitted on the telephone line to which such device is dedicated. A pen register is similar to a trap and trace device. A trap and trace device would show what numbers had called a specific telephone, i.e., all incoming phone numbers.

  8. Postal codes in Switzerland and Liechtenstein - Wikipedia

    en.wikipedia.org/wiki/Postal_codes_in...

    80xx: The city districts of Zurich were numbered before the Swiss postal codes were introduced; the number of the city district equals the last numbers of the postal code. The administration of the canton of Zurich has the postal code 8090. 3003 is the postal code of the Federal administration which is located in Bern. Liechtenstein. 9485: Nendeln

  9. Postal codes in Malaysia - Wikipedia

    en.wikipedia.org/wiki/Postal_codes_in_Malaysia

    Postal codes in Malaysia, usually referred to as postcodes (Malay: poskod), are five digit numeric.. The first two digits of the postcode denote the state or federal territory (e.g. 42000 Port Klang, Selangor).