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Random Password Generator
#1

[eluser]the_unforgiven[/eluser]
Hi all,

Building an application and need to build a simple yet secure "forgot password" module

Basically i want it show a input field for their email address which will send them a sha1 password in plan english:

sha1 = hdf748yudf84hdr6394h for example would translate to password in the email that gets sent to the customer.

I just wondered what is the best way to do this and can someone show me examples so i know I'm on the right tracks.

I did find this helper
Code:
<?php  if (!defined('BASEPATH')) exit('No direct script access allowed');


if ( ! function_exists('get_random_password'))
{
    /**
     * Generate a random password.
     *
     * get_random_password() will return a random password with length 6-8 of lowercase letters only.
     *
     * @access    public
     * @param    $chars_min the minimum length of password (optional, default 6)
     * @param    $chars_max the maximum length of password (optional, default 8)
     * @param    $use_upper_case boolean use upper case for letters, means stronger password (optional, default false)
     * @param    $include_numbers boolean include numbers, means stronger password (optional, default false)
     * @param    $include_special_chars include special characters, means stronger password (optional, default false)
     *
     * @return    string containing a random password
     */    
    function get_random_password($chars_min=6, $chars_max=8, $use_upper_case=false, $include_numbers=false, $include_special_chars=false)
    {
        $length = rand($chars_min, $chars_max);
        $selection = 'aeuoyibcdfghjklmnpqrstvwxz';
        if($include_numbers) {
            $selection .= "1234567890";
        }
        if($include_special_chars) {
            $selection .= "!@\"#$%&[]{}?|";
        }
                                
        $password = "";
        for($i=0; $i<$length; $i++) {
            $current_letter = $use_upper_case ? (rand(0,1) ? strtoupper($selection[(rand() % strlen($selection))]) : $selection[(rand() % strlen($selection))]) : $selection[(rand() % strlen($selection))];            
            $password .=  $current_letter;
        }                
        
        return $password;
    }

}
But not sure if its what i need, please help!?


Messages In This Thread
Random Password Generator - by El Forum - 06-27-2012, 10:41 AM
Random Password Generator - by El Forum - 06-27-2012, 11:04 AM
Random Password Generator - by El Forum - 06-27-2012, 11:11 AM



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