Encrytion and Decryption Aadhaar Number

Question

Hi Friends,

 

Can you please help me how save aadhar number into database in a encrypted format in mvc web api

 

Requriement:

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 UI:

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AadhaarNumber:  7896541239

 

Database:

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Table

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Aadhaar Column 

hgkjasgdkhsadghdgdihjk

 

 

But retriving time when i pass  7896541239 it should matches with hgkjasgdkhsadghdgdihjk and retrive the data..

 

 

Note: Not Allowed to hack the aadhaar number