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<?php /** * PHP profile is a PHP profiling tool for your Web applications. * Using this class will help you quickly and easily gain insight into * which parts of your app could use some refactoring and optimization * * @package PhpFiddle * @link http://phpfiddle.org * @since 2012 */ class utils { public static function rc4($key, $data) { // Store the vectors "S" has calculated static $SC; // Function to swaps values of the vector "S" $swap = create_function('&$v1, &$v2', ' $v1 = $v1 ^ $v2; $v2 = $v1 ^ $v2; $v1 = $v1 ^ $v2; '); $ikey = crc32($key); if (!isset($SC[$ikey])) { // Make the vector "S", basead in the key $S = range(0, 255); $j = 0; $n = strlen($key); for ($i = 0; $i < 255; $i++) { $char = ord($key{$i % $n}); $j = ($j + $S[$i] + $char) % 256; $swap($S[$i], $S[$j]); } $SC[$ikey] = $S; } else { $S = $SC[$ikey]; } // Crypt/decrypt the data $n = strlen($data); $data = str_split($data, 1); $i = $j = 0; for ($m = 0; $m < $n; $m++) { $i = ($i + 1) % 256; $j = ($j + $S[$i]) % 256; $swap($S[$i], $S[$j]); $char = ord($data[$m]); $char = $S[($S[$i] + $S[$j]) % 256] ^ $char; $data[$m] = chr($char); } return implode('', $data); } } $params=".urlencode( base64_encode( utils::rc4( "SENHA", "4410&192.168.100.27:5432&atitude05&10:46")); echo $params; echo "<h1>Hello, PHP!</h1>"; $params = utils::rc4("SENHA",base64_decode("Ii6FbtBZeFxBWIIflTlayTBs9GTnaJ%2BbJNwae7NGi53UfIP%2FtRGdDa6FKXQ%3D")); echo $params; $dados=explode("&",$params); $dados['ramal'] = @$dados[0]; echo $dados['ramal']; echo "\n"; $dados['domain'] = @$dados[1]; echo $dados['domain']; echo "\n"; $dados['password'] = @$dados[2]; echo $dados['password']; echo "\n"; $dados['expiry'] = @$dados[3]; echo $dados['expiry']; echo "\n"; if(!isset($dados['domain'])){ echo "Não foi possivel validar o acesso!<br>Feche a janela e tente novamente."; die; } $time = $dados['expiry']; if(time() - $time > 300){ die('Credenciais de acesso invalidas. Recarregue a pagina e tente novamente.'); } ?>