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  2. Permanent account number - Wikipedia

    en.wikipedia.org/wiki/Permanent_account_number

    The central government has introduced a new online service called "Know Your PAN", [3] to for knowing your PAN number, verify your PAN [4] for new and existing PAN numbers. [5] Failure to comply with the provisions of Section 139A of Income Tax Act, a penalty of ₹10,000/- for each default is payable u/s.272B to the assessing officer. [6]

  3. Payment card number - Wikipedia

    en.wikipedia.org/wiki/Payment_card_number

    Payment card numbers are composed of 8 to 19 digits, [1] The leading six or eight digits are the issuer identification number (IIN) sometimes referred to as the bank identification number (BIN). [2]: 33 [3] The remaining numbers, except the last digit, are the individual account identification number. The last digit is the Luhn check digit.

  4. Luhn algorithm - Wikipedia

    en.wikipedia.org/wiki/Luhn_algorithm

    Luhn algorithm. The Luhn algorithm or Luhn formula, also known as the " modulus 10" or "mod 10" algorithm, named after its creator, IBM scientist Hans Peter Luhn, is a simple check digit formula used to validate a variety of identification numbers. It is described in US patent 2950048A, granted on 23 August 1960. [1]

  5. 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 ...

  6. Personal identification number - Wikipedia

    en.wikipedia.org/wiki/Personal_identification_number

    Personal identification number. A personal identification number (PIN), PIN code, or sometimes redundantly a 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 ...

  7. Why am I asked to verify my account after signing in?

    help.aol.com/articles/why-am-i-asked-to-verify...

    You may be prompted to get a verification code at your recovery phone number or recovery email address for any of the following reasons:

  8. PAN truncation - Wikipedia

    en.wikipedia.org/wiki/PAN_truncation

    PAN truncation is an anti-fraud measure available on some credit-card-processing point of sale (POS) terminals as part of a merchant account service. "PAN" is an acronym for primary account number, i.e., the "card number" on either a debit or a credit card. PAN truncation simply replaces the card number printed on a customer receipt with a ...

  9. Taxpayer Identification Number - Wikipedia

    en.wikipedia.org/wiki/Taxpayer_Identification_Number

    A Taxpayer Identification Number (TIN) is an identifying number used for tax purposes in the United States and in other countries under the Common Reporting Standard. In the United States it is also known as a Tax Identification Number (TIN) or Federal Taxpayer Identification Number (FTIN). A TIN may be assigned by the Social Security ...