d-edge / d-edge/Cardizer

Update on Payment card number

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Description

Hello,
An update on Payment card number was released the 2024-01-10T20:39:02Z. Check for any new Issuer identification number edit. [Link to the diff](https://en.wikipedia.org/w/index.php?title=Payment_card_number&diff=1194803708&oldid=prev). Here is the summary:

Structure: IIN is 6 or 8 digits






← Previous revision
Revision as of 20:39, 10 January 2024

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==Structure==


==Structure==


Payment card numbers are composed of 8 to 19 digits,<ref></ref> The leading six or eight digits (one or up to eleven digits) are the '''issuer identification number''' (IIN) sometimes referred to as the '''bank identification number''' (BIN).The remaining numbers, except the last digit, are the individual account identification 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:


Payment card numbers are composed of 8 to 19 digits,<ref></ref> The leading six or eight digits are the '''issuer identification number''' (IIN) sometimes referred to as the '''bank identification number''' (BIN).<ref name=7812-1></ref> The remaining numbers, except the last digit, are the individual account identification 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),</ref> and PAN will continue to remain variable length, ranging from 10 to 19 digits.}} the first digit of which is the [[ISO/IEC 7812#Major industry identifier|major industry identifier]] (MII)


* a six or eight-digit Issuer Identification Number (IIN),</ref> and PAN will continue to remain variable length, ranging from 10 to 19 digits.}} the first digit of which is the [[ISO/IEC 7812#Major industry identifier|major industry identifier]] (MII)

If this Wikipedia's edit does not affect us, just ask for this issue to be close.
In case of trouble, ask for @aloisdg

Contributor guide

Open the contributing guide

Research direction

Review the repository's card-number generation and validation entry points against the linked Wikipedia diff, starting with how issuer identification numbers are represented. Determine whether the six- or eight-digit IIN change affects Cardizer; done means updating the affected behavior or confirming that no change is needed and closing the issue.

Written by the indexing model from the issue text.

Assessment

Tech stack
fsharp
Domain
payments
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
20/100

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