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55 lines
1.4 KiB
Markdown
55 lines
1.4 KiB
Markdown
---
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title: Fintech
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created: 2019-12-02
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updated: 2019-12-02
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type: summary
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tags: [tech, reference]
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external: https://github.com/wahyd4/knowledge/blob/master/categories/fintech.md
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---
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# Fintech(Financial technology)
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## ISO8583 message
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### A example
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```
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02004200040000000002161234567890123456060
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9173030123456789ABC1000123456789012345678
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90123456789012345678901234567890123456789
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0123456789012345678901234567890123456789
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```
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Where:
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```
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0200 - MTI (Message Type Indicator),
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4200040000000002 - primary bitmap,
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161234567890123456 - field 2, the first 2 digits: 16, is length indicator
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0609173030 - field 7,
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123456789ABC - field 22,
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012345678901234567890123456789012345678901234567890\
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1234567890123456789012345678901234567890123456789 - field 63.
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```
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### Definition
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ISO8583 message is used in bank or financial institutes card-originated transactions. But sometime, those not card-originated transactions also use ISO8583.
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### Typical Parts
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Typical Fields an ISO8583 message
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A typical message might include such fields:
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```
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MTI - Message Type Indicator.
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Bit 2 - Primary Account Number (PAN)
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Bit 3 - Processing Code
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Bit 7 - Date and Time of transmission
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Bit 11 - Audit Code
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Bit 12 - Local time transaction
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Bit 13 - Local transaction date
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Bit 32 - Identification code of the institution of acquisition
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Bit 38 - The authorization code in response
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Bit 39 - Response Code
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Bit 49 - Currency code of transaction
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```
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