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  2. Twitter Blue verification controversy - Wikipedia

    en.wikipedia.org/wiki/Twitter_Blue_verification...

    [12] [13] Twitter reintroduced public verification in May 2021, with updated guidelines in January 2021 requiring verified accounts to have a verified email address or phone number, and stating that users may lose their blue checkmark for violating Twitter's rules. The announcement came alongside a new label for automated or bot accounts and ...

  3. Telephone numbers in Algeria - Wikipedia

    en.wikipedia.org/wiki/Telephone_numbers_in_Algeria

    For VoIP accounts providers the ministry reserved the operator code 09 Calls from outside Algeria +213 9xx xx xx xx. But today the landline provider Algerie Telecom is using voip technology to serve landlines because they replaced ADSL/VDSL with fiber optic which makes VoIP with an embedded VoIP to landline circuit in their modem the ideal solution to keep landline for this exception Algérie ...

  4. Freivalds' algorithm - Wikipedia

    en.wikipedia.org/wiki/Freivalds'_algorithm

    Freivalds' algorithm (named after Rūsiņš Mārtiņš Freivalds) is a probabilistic randomized algorithm used to verify matrix multiplication.Given three n × n matrices, , and , a general problem is to verify whether =.

  5. HMAC - Wikipedia

    en.wikipedia.org/wiki/HMAC

    HMAC-SHA1 generation. In cryptography, an HMAC (sometimes expanded as either keyed-hash message authentication code or hash-based message authentication code) is a specific type of message authentication code (MAC) involving a cryptographic hash function and a secret cryptographic key.

  6. Knowledge-based authentication - Wikipedia

    en.wikipedia.org/wiki/Knowledge-based_authentication

    along with the date of birth and ZIP code of the former governor to which answers were easily available online. Some identity verification providers have recently introduced secret sounds or pictures in an effort to help secure sites and information. These tactics require the same methods of data storage and retrieval as secret questions.

  7. Fortuna (PRNG) - Wikipedia

    en.wikipedia.org/wiki/Fortuna_(PRNG)

    Fortuna is a cryptographically secure pseudorandom number generator (CS-PRNG) devised by Bruce Schneier and Niels Ferguson and published in 2003. It is named after Fortuna , the Roman goddess of chance.

  8. 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). [2]

  9. Random seed - Wikipedia

    en.wikipedia.org/wiki/Random_seed

    A pseudorandom number generator's number sequence is completely determined by the seed: thus, if a pseudorandom number generator is reinitialized with the same seed, it will produce the same sequence of numbers. The choice of a good random seed is crucial in the field of computer security.