STRONG cryptography, SHA-1 - Printable Version

Code
<?php







$str = "12345678"; # <input type="password" name="password">

echo "<h1>SHA1</h1>".sha1($str);

$str2 = sha1($str);

echo "<br>";

$array = array(sha1($str));



echo "<br>";

$arr1 = str_split($str2); #str_split — Convert a string to an array

$arr2 = str_split($str,2); #str_split — Convert a string to an array



echo "<br>";





for($i=0; $i<sizeof($arr1); ++$i) { #typically rendered as a hexadecimal number, 40 digits long

    if ($i <=19){

    $a[]=$str2[$i];        

    }

    elseif ($i >19 && $i <=21)

    $b[]=$str2[$i];

    else

    $c[]=$str2[$i];

}



$comma_separated = implode($a); #implode — Join array elements with a string

$comma_separated2 = implode($c); #implode — Join array elements with a string





echo "<br>";

echo "<h1>SHA1-pwd000: </h1>".$comma_separated.$arr2[0].$comma_separated2;

?>