- chr: documentation ( source)
- str_split: documentation ( source)
- ord: documentation ( source)
- md5: documentation ( source)
<?php
$array = str_split('H85jclApFRno0SpPNMTkGGeaqWO8QeH755qsCmvg4aHHwriR7$NrujrnhcyngzaJsG0KmqMUpKpVm2ffNoo9CKX8X#mfmGTMftA$NCB63e0rBU5qp5hHMMjg7p69SR03Kr3h9XlPbNYhqZTV0Su5a$6gOo0SEOM{wOiyTzDh8qt6Au5L29TwXlOsQEsMYvJbWNQp4sY$wa2V51YjyvQfihCd7z1ghyKnk0h1WuPCkT8EHwBwIVHNG0kkfoLcNkPTs7BgVGyPIGafK$V9vlW8y2rcraZoMZssqpykUQ1E46xq1WFRKFAKyrVa5qHG2WTijXgLQri0O$8KZzzsBvcytKt2cWiVDkukX9jfEFCxlmF7BG5XklaEuZfdxsO$JqK1iS2t3{oYO6wgncAqHtm9reBUcw3NdfqiTz2viM361CwHf$tE6UU4I74ek2LVFfLW2qS7z8JOX6IhW3am4DbJDg4guqfP9xGh8Nc0ahGwY$q2E9mLdjYuE1EoDLzrfqZRX6xD3mbpUYTG47a8TwOYCZdDvITxqQzqPSG0KkBsZ0xYj53qVWJuT9b32r8okJVHNM8$L3XjQWLH9xGVGwVp3wgqm5romIJR3$gouFxwRxrxRWGdFoTHOlHeKr7eKB1kRjhKllIBNu3eZD83ud2$Gps3GssffjPVVvw9wrbkU6x0KW83Arx4zt1ydLJcNTdfunlK4pYH5HyneI9$7od9NXFIMtcDq5i2pYnvAB2Qe0Rzoqhf4Oy1AZ7fmSLdl0N8Oplve5QE1NUgSzkNjlg9MoLf9XfiMQ9$EO1uSjIzJxyiUwcyiLTq9KMU7jHQL$m7wOqM7vYtM3D1oQmsmqsVt7dZVtRkKVKtTix9pvAZ8EdMlG4qru9G1Fb1jxUgH2FhiIyDkM2jy5oXxxbUOOnunOPk6fq0r7SjHoRQpkE7cvug79OWfXHwxxlFnStVObvvibVVDbvuhcAvKAM7z7ThPKpFD8xQPgVVbN7nlgX2F9tx5FFDmeW8ygQyw2Pqpg6lTyGJ4oTtDq0ScRa2hMXAxxo9F');
$i = 0;
$unpadded = '';
foreach ($array as $key => $value) {
if ($i = 8) {
if (isset($array[$key+1])) {
$unpadded = $array[$key + 1];
$i = 0;
} else {
break ;
}
$i = 0;
} else {
$i++;
}
}
echo $unpadded . PHP_EOL . PHP_EOL;
$down = "";
$unpaddedArray = str_split($unpadded);
foreach ($unpaddedArray as $value) {
$asciivalue = ord($value);
$asciivalue -= 3;
$down .= chr($asciivalue);
}
echo $down . PHP_EOL . PHP_EOL;
$downArray = str_split($down);
$xored = '';
foreach ($downArray as $value) {
$xorasciivalue = ord($value);
$xoredstring = $xorasciivalue ^ 1;
$xored .= chr($xoredstring);
}
echo $xored . PHP_EOL . PHP_EOL;
echo md5($xored);