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  2. Dual_EC_DRBG - Wikipedia

    en.wikipedia.org/wiki/Dual_EC_DRBG

    The stated purpose of including the Dual_EC_DRBG in NIST SP 800-90A is that its security is based on computational hardness assumptions from number theory. A mathematical security reduction proof can then prove that as long as the number theoretical problems are hard, the random number generator itself is secure.

  3. 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.

  4. Telephone numbers in Italy - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Italy

    Italian telephone numbers are defined by an open telephone numbering plan that assigns subscriber telephone numbers of six to eleven digits. In addition, other short codes are used for special services. The plan is organized by types of services, [1] indicated by the first digit. Geographic landline numbers start with the digit 0, while mobile ...

  5. Telephone numbers in Afghanistan - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in...

    Area codes in Afghanistan are two digits long. It is common to write phone numbers as (0xx) yyy-yyyy, where xx is the area code. The 0 prefix is for long-distance dialing from within the country. International callers should dial +93 xx yyyyyyy . Area codes for common cities are: 093 xx yyyyyyy: Afghanistan. 020 yyy yyyy: Kabul.

  6. Telephone numbers in France - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_France

    When calling France from abroad, the leading zero should be omitted: for example, to call a number in Southwest France, one would dial +33 5 xx xx xx xx. French people usually state phone numbers as a sequence of five double-digit numbers, e.g., 0x xx xx xx xx (and not, for example, 0 xxx-xxx-xxx or 0xxx-xx-xxxx or 0xx-xxx-xxxx).

  7. Pseudorandom generator theorem - Wikipedia

    en.wikipedia.org/wiki/Pseudorandom_generator_theorem

    A one-way permutation is a one-way function that is also a permutation of the input bits. A pseudorandom generator can be constructed from one-way permutation ƒ as follows: Gl : {0,1} l → {0,1} l+1 = ƒ ( x ). B ( x ), where B is hard-core predicate of ƒ and "." is a concatenation operator.

  8. Telephone numbers in Peru - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Peru

    From Europe or most APAC countries: 00 + 51 + area code + phone number Calling a mobile number. In Peru, a cell-phone number starts with a 9. +51 9XX XXX XXX (9-digit mobile number) The mobile virtual area eliminates the use of area code for mobile numbers. Calling abroad from Peru

  9. Telephone numbers in Malaysia - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Malaysia

    0. Telephone numbers in Malaysia are regulated by the Malaysian Communications and Multimedia Commission (MCMC). Landline telephone numbers consist of an area code of 1 to 2 digits (excluding the leading zero), followed by a 6 to 8-digit subscriber number. Mobile phone numbers consist of a mobile phone code of 2 digits followed by a 7- to 8 ...