ISO8583 payments MAC Calculator (ISO9797 Alg 3) #938
georgelanes
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As far as I can tell DES/3DES is not supported in this library |
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You know some library write with swift that have support to DES/3DES? |
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Hi
How can I use this framework to calculate Retail MAC (Message Authentication Code) or ISO9797 Alg 3 ?
Example:
Mac Key: 0123456789abcdefFEDCBA9876543210
Data: 4E6F77206973207468652074696D6520666F7220616C6C20
Alg: DES
Final: 3DES
Result: BDF12AF42D80F70C
Thanks,
George
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