Question

I am Encrypting a string in c# and sending this to a php page like this.

sfplr.Attributes.Add("href", "http://sml.com.pk/a/sfpl/reports.php?id=" + Convert.ToBase64String(Encoding.Unicode.GetBytes(emailid)));

and the url genrated from this code is like this

http://sml.com.pk/a/sfpl/reports.php?id=bQBhAGwAaQBrAC4AYQBkAGUAZQBsAEAAcwBoAGEAawBhAHIAZwBhAG4AagAuAGMAbwBtAC4AcABrAA==

Now I want to decrypt again this bQBhAGwAaQBrAC4AYQBkAGUAZQBsAEAAcwBoAGEAawBhAHIAZwBhAG4AagAuAGMAbwBtAC4AcABrAA== in php o display in php page.Please any one help me to do this

Answer 1

Try using base64_decode function

Reference http://php.net/manual/en/function.base64-decode.php

In your case, it will be:

<?php    
    echo base64_decode($_GET['id']);
?>