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  2. Multi-factor authentication - Wikipedia

    en.wikipedia.org/wiki/Multi-factor_authentication

    Multi-factor authentication (MFA; two-factor authentication, or 2FA, along with similar terms) is an electronic authentication method in which a user is granted access to a website or application only after successfully presenting two or more pieces of evidence (or factors) to an authentication mechanism.

  3. Deterministic finite automaton - Wikipedia

    en.wikipedia.org/wiki/Deterministic_finite_automaton

    A deterministic finite automaton M is a 5- tuple, (Q, Σ, δ, q0, F), consisting of. a finite set of states Q. a finite set of input symbols called the alphabet Σ. a transition function δ : Q × Σ → Q. an initial or start state. q 0 ∈ Q {\displaystyle q_ {0}\in Q} a set of accept states. F ⊆ Q {\displaystyle F\subseteq Q}

  4. Apostille Convention - Wikipedia

    en.wikipedia.org/wiki/Apostille_Convention

    The Convention of 5 October 1961 Abolishing the Requirement of Legalisation for Foreign Public Documents, also known as the Apostille Convention, is an international treaty drafted by the Hague Conference on Private International Law (HCCH). The Apostille Convention is intended to simplify the procedure through which a document, issued in one ...

  5. Electronic authentication - Wikipedia

    en.wikipedia.org/wiki/Electronic_authentication

    Electronic authentication. Electronic authentication is the process of establishing confidence in user identities electronically presented to an information system. [1] Digital authentication, or e-authentication, may be used synonymously when referring to the authentication process that confirms or certifies a person's identity and works.

  6. Add or disable 2-step verification for extra security - AOL Help

    help.aol.com/articles/2-step-verification...

    4. Follow the on-screen prompts to complete the process. Sign in with 2-step for phone. 1. Sign in to your AOL account with your password. 2. Enter the verification code sent to your phone. 3. Click Verify.

  7. DFA minimization - Wikipedia

    en.wikipedia.org/wiki/DFA_minimization

    In automata theory (a branch of theoretical computer science ), DFA minimization is the task of transforming a given deterministic finite automaton (DFA) into an equivalent DFA that has a minimum number of states. Here, two DFAs are called equivalent if they recognize the same regular language. Several different algorithms accomplishing this ...

  8. Biometric passport - Wikipedia

    en.wikipedia.org/wiki/Biometric_passport

    Biometric passport. This biometric symbol is usually printed on the cover of biometric (ICAO compliant) passports. A biometric passport (also known as an electronic passport, e-passport or a digital passport) is a traditional passport that has an embedded electronic microprocessor chip, which contains biometric information that can be used to ...

  9. Department of Foreign Affairs (Philippines) - Wikipedia

    en.wikipedia.org/wiki/Department_of_Foreign...

    The Department of Foreign Affairs (DFA; Filipino: Kagawaran ng Ugnayang Panlabas) is the executive department of the Philippine government tasked to contribute to the enhancement of national security, protection of the territorial integrity and national sovereignty, to participate in the national endeavor of sustaining development and enhancing the Philippines' competitive edge, to protect the ...