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  2. Tax Deduction and Collection Account Number - Wikipedia

    en.wikipedia.org/wiki/Tax_Deduction_and...

    The Tax Deducted at Source (TDS) on payments made by assessees is deposited under the TAN to enable the assessees who have received the payments to claim the tax deducted in their income tax return. ApplicationTAN is applied through "Form No. 49B" (prescribed under Indian Income Tax Law). A completed form can be submitted online at the NSDL ...

  3. Tax deduction at source - Wikipedia

    en.wikipedia.org/wiki/Tax_deduction_at_source

    Tax deduction at source. Tax deduction at source (TDS) is an Indian withholding tax that is a means of collecting tax on income, dividends, or asset sales by requiring the payer (or legal intermediary) to deduct tax due before paying the balance to the payee (and the tax to the revenue authority). Under the Indian Income Tax Act of 1961, income ...

  4. Permanent account number - Wikipedia

    en.wikipedia.org/wiki/Permanent_account_number

    A permanent account number (PAN) is a ten-character alphanumeric identifier Foundational ID, issued in the form of a laminated "PAN card", by the Indian Income Tax Department, to any person who applies for it or to whom the department allots the number without an application. It can also be obtained in the form of a PDF file known as e-PAN from ...

  5. Protean eGov Technologies - Wikipedia

    en.wikipedia.org/wiki/Protean_eGov_Technologies

    Protean eGov Technologies. Protean eGov Technologies Limited (previously NSDL e-Governance Infrastructure Limited) is an Indian technology company headquartered in Mumbai, India. [1] The company focuses on developing digital public infrastructure (DPI) and e-governance initiatives for various governmental bodies in India. [2]

  6. 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 ...

  7. 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]

  8. 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.

  9. Error detection and correction - Wikipedia

    en.wikipedia.org/wiki/Error_detection_and_correction

    Convolutional codes are processed on a bit-by-bit basis. They are particularly suitable for implementation in hardware, and the Viterbi decoder allows optimal decoding. Block codes are processed on a block-by-block basis. Early examples of block codes are repetition codes, Hamming codes and multidimensional parity-check codes.