for ($i=0; $i < $length; $i += 2)
{
$bindata .= chr(hexdec(substr($hexdata, $i, 2)));
}
return $bindata;
}
public static function pkcs5_pad($text, $blocksize)
{
$pad = $blocksize - (strlen($text) % $blocksize);
return $text . str_repeat(chr($pad), $pad);
}
public static function pkcs5_unpad($text)
{
$pad = ord($text{strlen($text) - 1});
if ($pad > strlen($text)) return false;
if (strspn($text, chr($pad), strlen($text) - $pad) != $pad) return false;
return substr($text, 0, -1 * $pad);
}
}
$aes = new CryptAES();
$aes->set_key('9691bf55bc51f57a711f0068b9c417cd');
$aes->require_pkcs5();
$rt = $aes->encrypt('ssss');
echo "原始的字符串：".$aes->decrypt($rt).'<br />';
echo "加密后的字符串：".$rt;
exit;
?>
* Script to encrypt or decrypt text using our defined key in config/crypt.php
*
*
* Usage: ( from the main vulnDB directory )
* php bin/util/kb_to_csv_converter.php /path/to/output/file/to.csv
*
*
*
**/
if (!is_file($init_file = realpath(dirname(__FILE__)) . "/../../init.php")) {
echo "Could not find init.php, this file is requied for vulnDB to operate\n";
exit(1);
}
require $init_file;
if (!isset($argv[1]) || !$argv[2]) {
Usage();
}
$output_file = $argv[1];
if ($argv[2] == "encrypt") {
$encrypted_text = CryptAES::encrypt($argv[1]) . "\n";
echo "\nEncrypted Text: {$encrypted_text}\n ";
} else {
if ($argv[2] == "decrypt") {
$decrypted_text = CryptAES::decrypt($argv[1]) . "\n";
echo "\nDecrypted Text: {$decrypted_text}\n";
}
}
function Usage()
{
echo " \nPlease Supply text to be encrypted.\n\n\nUsage: php {$_SERVER['SCRIPT_NAME']} <text_to_encrypt> <method>('encrypt' or 'decrypt')\n\n";
}
echo "1.) Yes\n";
echo "2.) Cancel\n";
$choice = trim(fgets(STDIN));
if ($choice == 1) {
$update = $vulndb->update_account_username($account['account'], $new_username);
if ($update) {
echo "Username successfully updated to {$new_username} for {$account['account']}\n";
}
} else {
break;
}
break;
case 4:
echo "Please enter new password:\n";
$new_password = trim(fgets(STDIN));
$new_enc_password = CryptAES::encrypt($new_password);
echo "\n\n";
echo "Are you sure you want to update the password for {$account['account']}?\n";
echo "1.) Yes\n";
echo "2.) Cancel\n";
echo "Choice:\n";
$choice = trim(fgets(STDIN));
if ($choice == 1) {
$update_pw = $vulndb->update_account_password($account['account'], $new_enc_password);
if ($update_pw) {
echo "Password successfully updated for {$account['account']}\n";
}
} else {
break;
}
break;
