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2. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

3. What's a six-digit verification code — and why you should ...

   www.aol.com/whats-six-digit-verification-code...

   No one should ever ask you for a six-digit verification code — not a stranger on social media, not tech support, not even your bank. If someone does, end the conversation and block their number ...

4. Security token - Wikipedia

   en.wikipedia.org/wiki/Security_token

   A Radio-frequency identification card used to open a door.. 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]

5. One-time password - Wikipedia

   en.wikipedia.org/wiki/One-time_password

   MasterCard SecureCode uses OTAC to confirm a user's identity One time authorization code as used in Yammer's desktop client. A one-time password (OTP), also known as a one-time PIN, one-time passcode, one-time authorization code (OTAC) or dynamic password, is a password that is valid for only one login session or transaction, on a computer system or other digital device.

6. 2-Step Verification with a Security Key - AOL Help

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

   Sign in and go to the AOL Account security page.; Under "2-Step Verification," click Turn on.; Click Security Key.; Follow the onscreen steps to add your Security Key. Add additional recovery methods in case your Security Key is lost.

7. Payment card number - Wikipedia

   en.wikipedia.org/wiki/Payment_card_number

   The last digit is the Luhn check digit. IINs and PANs have a certain level of internal structure and share a common numbering scheme set by ISO/IEC 7812. The parts of the number are as follows: a six or eight-digit Issuer Identification Number (IIN), [a] the first digit of which is the major industry identifier (MII)

8. Personal identification number - Wikipedia

   en.wikipedia.org/wiki/Personal_identification_number

   A personal identification number (PIN; sometimes redundantly a PIN code or PIN number) is a numeric (sometimes alpha-numeric) passcode used in the process of authenticating a user accessing a system. The PIN has been the key to facilitating the private data exchange between different data-processing centers in computer networks for financial ...

9. 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 ...