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  2. G2A - Wikipedia

    en.wikipedia.org/wiki/G2A

    G2A.COM Limited (commonly referred to as G2A) is a digital marketplace headquartered in the Netherlands, [1][2] with offices in Poland and Hong Kong. [3][4] The site operates in the resale of gaming offers and others digital items by the use of redemption keys. G2A.COM’s main offerings are game key codes for platforms such as Steam, EA app ...

  3. Card security code - Wikipedia

    en.wikipedia.org/wiki/Card_security_code

    There are several types of security codes and PVV (all generated from DES key in the bank in HSM modules using PAN, expiration date and service code): . The first code, 3 numbers, called CVC1 or CVV1, is encoded on track one and two of the magnetic stripe of the card and used for card present transactions, with signature (second track also contains pin verification value, PVV, but now it is ...

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

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

    1-800-358-4860. Get live expert help with your AOL needs—from email and passwords, technical questions, mobile email and more. Add or disable 2-step verification for extra security. Add an extra security step to sign into your account with 2-step verification. Find out how to turn on 2-step verification and receive a verification code, and ...

  5. Help:Two-factor authentication - Wikipedia

    en.wikipedia.org/wiki/Help:Two-factor_authentication

    Manually enter the secret key: Type "Wikipedia" into the "Provider" field, and your account name into the "Account Name" field. Copy the "Two-factor authentication secret key" from "Step 2" of the setup page and paste it into the "2FA Token" field. Click "Add" at the top-right of Authenticator.

  6. Security token - Wikipedia

    en.wikipedia.org/wiki/Security_token

    A security token is a peripheral device used to gain access to an electronically restricted resource. The token is used in addition to, or in place of, a password. [1] Examples of security tokens include wireless key cards used to open locked doors, a banking token used as a digital authenticator for signing in to online banking, or signing ...

  7. Carding (fraud) - Wikipedia

    en.wikipedia.org/wiki/Carding_(fraud)

    Carding (fraud) Carding refers not only to payment card based fraud, but also to a range of related activities and services. Carding is a term of the trafficking and unauthorized use of credit cards. [1] The stolen credit cards or credit card numbers are then used to buy prepaid gift cards to cover up the tracks. [2]

  8. 2-Step Verification with a Security Key - AOL Help

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

    When you get your Security Key back or get a new key, you can re-enable 2-Step Verification in your. Still need help? Call paid premium support at 1-800-358-4860 to get live expert help from AOL Customer Care. A security key is a physical device that gets uniquely associated with your AOL account after you enable it.

  9. Message authentication code - Wikipedia

    en.wikipedia.org/wiki/Message_authentication_code

    Message authentication code. In cryptography, a message authentication code (MAC), sometimes known as an authentication tag, is a short piece of information used for authenticating and integrity -checking a message. In other words, to confirm that the message came from the stated sender (its authenticity) and has not been changed (its integrity).