How to generate a time expiring otp using csharp using any of the standard security algorithms

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Can anyone guide me in writing a csharp program which generate one time password (time expiring) using any of the standard cryptography algorithms??
I need suggestions on which cryptography algorithms can i use as a base for programming.

Posted 13-Jan-15 22:15pm

Member 11374079

Updated 13-Jan-15 22:16pm

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santosh.yadav198613 · Answer 1 · 2015-01-14T08:45:00

Solution 1

I would suggest you should use sql to create this, use random function , in sql you can check if you are not generating duplicate OTP.

you can save the expiry time in your config file to check the expiry agains createddate time of OTP in database.

will minimize the effort.

Posted 14-Jan-15 8:45am

santosh.yadav198613