How to generate secure number codes (exp: 14 digit) as that used in mobile recharge card
but thus numbers not just a rand() they use secure algorithm for generating maybe RSA with some modification and validating the numbers format before using their database to validate!
how that numbers generated !!!!
10 freelancers estão ofertando em média $179 para este trabalho
Hi , I can do this project with accuracy and according to your requirements, I have three years of C/C++ programming experience. I have already done such types of projects. You consider it done from my side. Thanks.
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