Online PHP editor | rfc for KVGrD

<?php function encrypt_3DES($message, $key){ // Se establece un IV por defecto $bytes = array(0,0,0,0,0,0,0,0); //byte [] IV = {0, 0, 0, 0, 0, 0, 0, 0} $iv = implode(array_map("chr", $bytes)); //PHP 4 >= 4.0.2 // Se cifra $ciphertext = mcrypt_encrypt(MCRYPT_3DES, $key, $message, MCRYPT_MODE_CBC, $iv); //PHP 4 >= 4.0.2 return $ciphertext; } function encodeBase64($data){ $data = base64_encode($data); return $data; } function decodeBase64($data){ $data = base64_decode($data); return $data; } function mac256($ent,$key){ $res = hash_hmac('sha256', $ent, $key, true);//(PHP 5 >= 5.1.2) return $res; } function createMerchantSignature($key){ // Se decodifica la clave Base64 $key = decodeBase64($key); // Se genera el parámetro Ds_MerchantParameters $ent = "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"; // Se diversifica la clave con el Número de Pedido $key = encrypt_3DES('1442772645', $key); echo bin2hex($key); // MAC256 del parámetro Ds_MerchantParameters $res = mac256($ent, $key); // Se codifican los datos Base64 return encodeBase64($res); } $key = createMerchantSignature("Mk9m98IfEblmPfrpsawt7BmxObt98Jev"); echo $key ?>

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