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  2. International Mobile Equipment Identity - Wikipedia

    en.wikipedia.org/wiki/International_Mobile...

    IMEI number - an example. The International Mobile Equipment Identity ( IMEI) [1] is a numeric identifier, usually unique, [2] [3] for 3GPP and iDEN mobile phones, as well as some satellite phones. It is usually found printed inside the battery compartment of the phone but can also be displayed on-screen on most phones by entering the MMI ...

  3. Telephone numbers in Europe - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Europe

    Calling codes in Europe. Telephone numbers in Europe are managed by the national telecommunications authorities of each country. Most country codes start with 3 and 4, but some countries that by the Copenhagen criteria are considered part of Europe have country codes starting on numbers most common outside of Europe (e.g. Faroe Islands of Denmark have a code starting on number 2, which is most ...

  4. Caller ID spoofing - Wikipedia

    en.wikipedia.org/wiki/Caller_ID_spoofing

    Caller ID spoofing. Caller ID spoofing is a spoofing attack which causes the telephone network's Caller ID to indicate to the receiver of a call that the originator of the call is a station other than the true originating station. This can lead to a display showing a phone number different from that of the telephone from which the call was placed.

  5. Telephone numbers in El Salvador - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_El...

    Fixed telephony geographic number – central area. 4XX XXXX. 24XX XXXX. Fixed telephony geographic number – western area. 5XX XXXX. 25XX XXXX. Fixed telephony geographic number – metropolitan area.

  6. Social insurance number - Wikipedia

    en.wikipedia.org/wiki/Social_insurance_number

    A social insurance number (SIN) (French: numéro d'assurance sociale (NAS)) is a number issued in Canada to administer various government programs. The SIN was created in 1964 to serve as a client account number in the administration of the Canada Pension Plan and Canada's varied employment insurance programs.

  7. Telephone numbers in Canada - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Canada

    Country code. 1. International access. 011. Long-distance. 1. Telephone numbers in Canada follow the fixed-length format of the North American Numbering Plan (NANP) of a three-digit area code, a three-digit central office code (or exchange code), and a four-digit station or line code. This is represented as NPA NXX XXXX.

  8. Telephone numbers in India - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_India

    Airtel. 4. MTS / HFCL. 5. Tata Indicom. 6. Datacom Solutions. 7. For example, a number formatted in the style (020) 3xxx-xxxx represents a fixed-line number in Pune operated by Jio, while (011) 2xxx-xxxx is a fixed-line number in Delhi operated by MTNL, and (07582) 2xx-xxx is a fixed-line number in Sagar, Madhya Pradesh operated by BSNL.

  9. Random number generation - Wikipedia

    en.wikipedia.org/wiki/Random_number_generation

    Dice are an example of a mechanical hardware random number generator. When a cubical die is rolled, a random number from 1 to 6 is obtained. Random number generation is a process by which, often by means of a random number generator (RNG), a sequence of numbers or symbols that cannot be reasonably predicted better than by random chance is generated.